Version 1.4 - 2017-02-14
  * Bugfix: AcoustID submission fails with code 299 (PICARD-82)
  * Bugfix: Ignoring "hip hop rap" folksonomy tags also ignores "rap", "hip hop", etc. (PICARD-335)
  * Bugfix: Picard downloads multiple 'front' images instead of just first one. (PICARD-350)
  * Bugfix: Saving hidden file with only an extension drops the extension (PICARD-357)
  * Bugfix: Add directory opens in "wrong" dir (PICARD-366)
  * Bugfix: Picard should de-duplicate work lists (PICARD-375)
  * Bugfix: Tree selector in Options window is partially obscured, pane too narrow (PICARD-408)
  * Bugfix: tag acoustid_id can not be removed or deleted in script, renaming or plugin (PICARD-419)
  * Bugfix: Can't remove value from field (PICARD-546)
  * Bugfix: Can't open Options (PICARD-592)
  * Bugfix: "Tags from filenames" action stays enabled even if it is unavailable. (PICARD-688)
  * Bugfix: Using the first image type as filename changes the name of front images (PICARD-701)
  * Bugfix: Fingerprint Submission Failes if AcoustID tags are present and/or invalid (PICARD-706)
  * Bugfix: Picard moves into the selected folder (PICARD-726)
  * Bugfix: Picard does not support (recording) relationship credits (PICARD-730)
  * Bugfix: Picard repeats/duplicates field data (PICARD-748)
  * Bugfix: Number of pending web requests is not decremented on exceptions in the handler (PICARD-751)
  * Bugfix: Divide by zero error in _convert_folksonomy_tags_to_genre when no tag at the release/release group level (  PICARD-753)
  * Bugfix: Directory tree (file browser) not sorted for non-system drives under Windows (PICARD-754)
  * Bugfix: Crash when loading release with only zero count tags (PICARD-759)
  * Bugfix: No name and no window grouping in gnome-shell Alt-Tab app switcher (PICARD-761)
  * Bugfix: Lookup in Browser does not and can not load HTTPS version of musicbrainz.org (PICARD-764)
  * Bugfix: Unable to login using oauth via Picard options with Server Port set to 443 (PICARD-766)
  * Bugfix: "AttributeError: 'MetadataBox' object has no attribute 'resize_columns'" when enabling the cover art box (  PICARD-775)
  * Bugfix: Pre-gap tracks are not counted in absolutetracknumber (PICARD-778)
  * Bugfix: CAA cover art provider runs even if cover art has already been loaded (PICARD-780)
  * Bugfix: Toggling Embed Cover Art in Tags and restarting doesn't have the expected behavior (PICARD-782)
  * Bugfix: XMLWS redirects incorrectly (PICARD-788)
  * Bugfix: Handle empty collection-list in web server response (PICARD-798)
  * Bugfix: Amazon Cover Art provider does not work (and does not have a lot of debug logging enabled) (PICARD-799)
  * Bugfix: Cover Art from CAA release group is skipped even though it exists (PICARD-801)
  * Bugfix: Multiple instances of history and log dialogs (PICARD-804)
  * Bugfix: Empty string lookup (PICARD-805)
  * Bugfix: Will not load album information on any albums (PICARD-811)
  * Bugfix: Redirect URL is not encoded which leads to http 400 error. (PICARD-814)
  * Bugfix: Not compatible with latest Mutagen (PICARD-833)
  * Bugfix: Can't save any files.  Get: "error: invalid literal for int() with base 10" (PICARD-834)
  * Bugfix: Picard 1.3.2 shows cleartext username & password on status line when errors occur (PICARD-839)
  * Bugfix: Cannot fetch cover art from amazon link contains https scheme. (PICARD-848)
  * Bugfix: media-optical-modified.png icon still displayed after release save when two files match one track (PICARD-851)
  * Bugfix: Release that Picard will not load (due to disc with just data track?) (PICARD-853)
  * Bugfix: ValueError in metadata.py (PICARD-855)
  * Bugfix: Improper detection of Gnome as a desktop environment and no support for gnome 3 (PICARD-857)
  * Bugfix: Apparent non-functional tagger button (PICARD-858)
  * Bugfix: Picard does not read Ogg/Opus files with an ".ogg" file exension (PICARD-859)
  * Bugfix: Setting a large value in in $num function as length causes picard to become unresponsive (PICARD-865)
  * Bugfix: id3 deletion needs to be improved (PICARD-867)
  * Bugfix: id3v2.3 does not properly handle TMOO ( mood tag) (PICARD-868)
  * Bugfix: Coverart providers duplicates on reset (PICARD-870)
  * Bugfix: Restore defaults broken for plugins page and tagger scripts page (PICARD-873)
  * Bugfix: Coverart providers erroneous save (PICARD-874)
  * Bugfix: The metadatabox doesn't correctly show the tag selected  (PICARD-876)
  * Bugfix: Length tag for ID3 is no longer displayed in the metadata box (PICARD-881)
  * Bugfix: Removed tags are not removed from the metadatabox after saving the file (PICARD-882)
  * Bugfix: File Browser pane doesn't check for path type( file or folder) when setting home path/move files here (  PICARD-884)
  * Bugfix: mov files return a +ve score for mp4 container leading to errors (PICARD-885)
  * Bugfix: "Restore defaults" doesn't log out the user (PICARD-888)
  * Bugfix: Broken 'Restore Defaults' (PICARD-907)
  * Bugfix: Messagebox wraps and displays title inappropriately (PICARD-911)
  * Bugfix: An “empty” track shouldn’t get an “excellent match” tooltip. (PICARD-914)
  * Bugfix: In plugins list, some plugins don't show description (PICARD-915)
  * Bugfix: Plugin restore defaults broken (PICARD-916)
  * Bugfix: Does not use UI language but locale on Windows (PICARD-917)
  * Bugfix: Preserve scripting splitter position (PICARD-925)
  * Bugfix: Having trouble submitting AcoustIDs (PICARD-926)
  * Bugfix: Cluster double‐click opens the Info… panel (PICARD-931)
  * Bugfix: Status bar not cleared when selection changed (PICARD-937)
  * Bugfix: Open containing folder not working for shared files over network  (PICARD-942)
  * Bugfix: Warning: Plugin directory '…/python2.7/site-packages/contrib/plugins' doesn't exist (PICARD-945)
  * Bugfix: Additionnal files aren't moved anymore (PICARD-946)
  * Bugfix: Search window error message does not appear translated (PICARD-947)
  * Bugfix: Open Containing Folder duplicates (PICARD-950)
  * Bugfix: Errors when directory / file names contain unicode characters (PICARD-958)
  * New Feature: AIF support (ID3) (PICARD-42)
  * New Feature: Test and integrate support for "local" cover art into Picard (PICARD-137)
  * New Feature: Display infos (album, artist, tracklist) for clusters without release match (PICARD-680)
  * New Feature: Add download plugin functionality to existing UI (PICARD-691)
  * New Feature: Fallback on album artist's tags if no tags are found for album (PICARD-738)
  * New Feature: Add m2a as a supported extension (PICARD-743)
  * New Feature: MusicBrainz/AcoustID entities should be hyperlinked in Picard (PICARD-756)
  * New Feature: Support key tag (PICARD-769)
  * New Feature: Export / import settings (PICARD-901)
  * New Feature: Search releases from within a Picard dialog (PICARD-927)
  * New Feature: Searching tracks and displaying similar tracks in a dialog box (PICARD-928)
  * New Feature: Search for artists from dialog (PICARD-929)
  * Task: Picard default name files script refinement (PICARD-717)
  * Task: Update Picard logo/icons (PICARD-760)
  * Task: Link to the Scripting documentation on the Scripting options page (PICARD-779)
  * Task: Remove contrib/plugins from the repository (PICARD-835)
  * Task: Raise the required mutagen version to 1.22 (PICARD-841)
  * Task: Renaming save_only_front_images_to_tags option to something more appropriate  (PICARD-861)
  * Task: Allow translators to finalize translations before releasing Picard 1.4 (PICARD-895)
  * Task: Raise the required Python version to 2.7. (PICARD-904)
  * Task: Bump Picard’s copyright date (PICARD-912)
  * Task: Add Norwegian to UI languages (PICARD-982)
  * Task: Provide ~video variable for video tracks (PICARD-652)
  * Task: Improve error logging on AcoustId submission (PICARD-708)
  * Improvement: Link to Picard Scripting page under 'File Naming' (PICARD-22)
  * Improvement: Restore default settings button/s (PICARD-116)
  * Improvement: Speed of Ogg tag writing/updating (PICARD-133)
  * Improvement: Allow adding/removing tags to be preserved from context menu in the tag diff pane (PICARD-207)
  * Improvement: Make it easier to remove everything currently loaded in Picard (PICARD-210)
  * Improvement: Bring back keyboard shortcuts for editing tags (PICARD-222)
  * Improvement: Case sensitivity for "Move additional files" option (PICARD-229)
  * Improvement: Metadata comparison box shows that it intends to write (and has written) tags unsupported by   underlyingfile format (PICARD-253)
  * Improvement: Add more descriptive tooltips to buttons (PICARD-267)
  * Improvement: Allow musicip_puid and acoustid_id to be cleared from tags (PICARD-268)
  * Improvement: Make it possible to remove existing tags without clearing all tags (PICARD-287)
  * Improvement: Disable recurse subdirectories should be added (PICARD-291)
  * Improvement: display how many "pending files" left on lookup (PICARD-305)
  * Improvement: Handle MP3 TSST/TIT3 (subtitle) tags better with ID3v2.3 (PICARD-307)
  * Improvement: Customisable toolbars (PICARD-353)
  * Improvement: Ignore file extension and try to read anyway (PICARD-359)
  * Improvement: Make it possible to unset all performer (etc) tags (PICARD-384)
  * Improvement: Progress tracking (PICARD-388)
  * Improvement: Add ability to handle multiple tagger scripts (PICARD-404)
  * Improvement: the option "select all" to save (PICARD-476)
  * Improvement: Option to load only audio tracks, i.e. not DVD-Video, CD-ROM tracks (PICARD-514)
  * Improvement: Picard should use OAuth for authentication (PICARD-615)
  * Improvement: Improvements to WMA tags (PICARD-648)
  * Improvement: Only ask to "log in now" once per session (PICARD-678)
  * Improvement: Show codec info for MP4 files (PICARD-683)
  * Improvement: "Play File" button should be renamed to "Open in Player" (PICARD-692)
  * Improvement: ID3 padding not reduced can result in large files (PICARD-695)
  * Improvement: Set option 'caa_approved_only' disabled by default (PICARD-705)
  * Improvement: Validate fpcalc executable in options (PICARD-707)
  * Improvement: Improve File Naming options (PICARD-733)
  * Improvement: Add --long-version/-V option, outputting third parties libs versions as well as Picard version PICARD-734)
  * Improvement: missing info in the help file (PICARD-740)
  * Improvement: Pass command-line arguments to QtApplication (PICARD-773)
  * Improvement: Use the more detailed icons in more places on windows (PICARD-777)
  * Improvement: Use .ini configuration file on all platforms (PICARD-794)
  * Improvement: Use python2 shebang as of PEP 0394 (PICARD-806)
  * Improvement: Display existing covers in File Info dialog (PICARD-808)
  * Improvement: Use HTTPS for external links (PICARD-818)
  * Improvement: Install a scalable icon (PICARD-838)
  * Improvement: Use HTTPS for requests to the plugins API on picard.musicbrainz.org (PICARD-852)
  * Improvement: Use magic numbers to determine the audio file types instead of relying on extensions (PICARD-864)
  * Improvement: Multi-scripting UI is very basic (PICARD-883)
  * Improvement: Allow scripting functions to have arbitrary number of arguments (PICARD-887)
  * Improvement: The "Restore defaults" confirmation buttons should follow the quit confirmation dialog in style PICARD-890)
  * Improvement: Replace submit icon with AcoustID logo (PICARD-896)
  * Improvement: Rename "Submit" button to "Submit AcoustIDs" (PICARD-897)
  * Improvement: Use UTF-8 for ID3v2.4 by default instead of UTF-16 (PICARD-898)
  * Improvement: Restore defaults is slightly broken for tags option page (PICARD-902)
  * Improvement: Rearrange the action toolbar icons from left to right according to the expected user-flow (PICARD-908)
  * Improvement: Add tooltips to “Restore all Defaults” and “Restore Defaults” (PICARD-913)
  * Improvement: Make PICARD-883 UI have adjustable widths for list of scripts and script content (PICARD-918)
  * Improvement: Move Options/Advanced/Scripting to Options/Scripting (PICARD-919)
  * Improvement: Move UI options page up the options tree (PICARD-921)
  * Improvement: Add $startswith and $endswith string functions (PICARD-923)
  * Improvement: Make list of scripts smaller than script text by default (PICARD-924)
  * Improvement: Wait for save thread pool to be finished before exit  (PICARD-944)
  * Improvement: New guess format functionality should use explicit buffer size (PICARD-970)

Version 1.3.2 - 2015-01-07
  * Bugfix: Fixed tags from filename dialog not opening on new installations

Version 1.3.1 - 2014-12-20
  * Bugfix: Picard should use the correct Accept header when talking to web services. (PICARD-273)
  * Bugfix: Picard refuses to load files if any path component happens to be hidden (PICARD-589)
  * Bugfix: ConfigUpgradeError: Error during config upgrade from version 0.0.0dev0 to 1.0.0final0 (PICARD-642)
  * Bugfix: Windows installer sets working directory to %PROGRAMFILES%\MusicBrainz Picard\locale (PICARD-649)
  * Bugfix: Last.fm plus tooltip help elements are all messed up (PICARD-655)
  * Bugfix: Regression: Tagger script for cover art filename does not work anymore (PICARD-661)
  * Bugfix: Retrieving collections causes AttributeError: release_list (PICARD-662)
  * Bugfix: Artist name makes it impossible to save (PICARD-663)
  * Improvement: Support the new pregap and data tracks (PICARD-658)
  * Improvement: Set the originalyear tag when loading a release (PICARD-659)
  * Improvement: Web service calls to ports 80 and 443 do not need explicit port specification. 443 should be automatically made https. (PICARD-665)

Version 1.3 - 2014-10-20
 * The "About" window now displays the versions of libraries used by Picard
 * Picard now correctly handles matching of MP3 files saved in ID3v2.3 tags
   (which is the version that Microsoft Windows and iTunes both use).
   Note: You may need to re-save your tags once to get them to match in future.
 * A sort tags plugin is now provided as tag data is no longer displayed sorted by default.
 * A new tag, musicbrainz_releasetrackid, containing the MusicBrainz Track MBID
   introduced in the May 2013 schema change release, is now written to files.
 * Add %_recordingtitle% (PICARD-515)
 * Fix plugin install bugs (PICARD-444)
 * Fix Options / File naming examples to handle primary/secondary release types (PICARD-516)
 * A new advanced option is available to permanently set the starting directory
   for the file browser and "Add files/folder" buttons.
 * Requests to Musicbrainz against your own account e.g. for collections are now handled through SSL (PICARD-337)
 * Refresh of Albums using Ctrl-R and selection of Other Releases are now more responsive during batch lookups.
 * Main window is now emitting a "selection_updated" signal, plugin api version bumps to 1.3.0
 * Append system information to user-agent string
 * Compilation tag/variable functionality (for tagging & file naming) has been split into two:
   - %compilation% is now aligned with iTunes, and set only for Various Artists type compilations
   - %_multiartist% variable now indicates whether this release has tracks by multiple artists
     (in order to prepend the artist name to the filename as shown in the default file naming script)
 * autodetect the CD drive on Mac OS X (PICARD-123)
 * Ignore directories and files while indexing when show_hidden_files option is set to False (PICARD-528)
 * Add ignore_regex option which allows one to ignore matching paths, can be set in Options > Advanced (PICARD-528)
 * Added an "artists" multi-value tag to track metadata, based on the one in Jaikoz, which contains the individual
   artist names from the artist credit. Also useful in scripts (joining phrases like 'feat:' are omitted) and plugins.
 * Added "_artists_sort", "_albumartists", "_albumartists_sort" variables for scripts and plugins.
 * Made Picard use the country names also used on the MusicBrainz website (PICARD-205)
 * New setup.py command `get_po_files` (Retrieve po files from transifex)
 * New setup.py command `regen_pot_file` (Regenerate po/picard.pot)
 * New Work tag (which for Classical music is often different from the track title) saved as ID3 TOAL tag.
 * New Composer Sort Order tag (variable %composersort%).
 * Improve the Other Releases list to prioritise and separate releases which match the correct number of tracks
   and your Options / Metadata / Preferred Releases settings for Country and Format.
 * New %_absolutetracknumber% variable numbering tracks sequentially regardless of disc structure
   (so you can numbers tracks on multi-disc releases without a disc number)
 * Support dropping image directly from Google image results to cover art box
 * Add %_musicbrainz_tracknumber% to hold track # as shown on MusicBrainz release web-page
   e.g. vinyl/cassette style A1, A2, B1, B2
 * Show the ID3 version of the file in the Info... dialog (Ctrl-I) (PICARD-218)
 * Fixed a bug where Picard crashed if a MP3 file had malformed TRCK or TPOS tags (PICARD-112)
 * Add --files option to setup.py build_ui, used to force .ui to .py regeneration (PICARD-566)
 * New setup.py command `update_constants` (Regenerate countries.py and attributes.py)
 * Made Picard use release groups, medium formats and cover art types also used on the MusicBrainz website
 * Use MusicBrainz Server translations for release groups, medium formats and cover art types
 * Add checkbox to toggle debug at runtime in log/debug view dialog
 * Add a plugin to add Artist Official Homepage relationships to the website tag (ID3 WOAR tag)
 * Add integrated functions $eq_any, $ne_all, $eq_all, $ne_any, $swapprefix and $delprefix.
 * Add %_performance_attributes%, containing performance attributes for the work e.g. live, cover, medley etc.
   Use $inmulti in file naming scripts i.e. ...$if($inmulti(%_performance_attributes%,medley), (Medley),)
 * Add optional `priority` parameter to `register_album_metadata_processor()` and `register_track_metadata_processor()`
   Default priority is `PluginPriority.NORMAL`, plugins registered with `PluginPriority.HIGH` will be run first,
   plugins registered with `PluginPriority.LOW` will run last
 * Add Standardise Performers plugin to convert e.g. Performer [piano and guitar] into
   Performer [piano] and Performer [guitar].
 * Add support for release group cover art fallback (PICARD-418, PICARD-53)
 * Add a clear button to search box
 * Honour preferred release formats when matching AcoustIds (PICARD-631)
 * Prevent ZeroDivisionError in some rare cases (PICARD-630)

Version 1.2 - 2013-03-30
 * Picard now requires at least Python 2.6
 * Removed support for AmpliFIND/PUIDs
 * Add support for the Ogg Opus file format
 * It's now possible to download cover images without any plugin. Cover Art Archive images can be downloaded by image type
 * Improved directory scanning performance
 * Prefer already-loaded releases of the same RG when matching files
 * Allow dropping new files onto specific targets
 * Add basic collections management support (PICARD-84)
 * Allow adding custom tags in the tag editing dialog (PICARD-349)
 * Fix replacing of Windows-incompatible characters (PICARD-393)
 * Save both primary and secondary release types (PICARD-240)
 * Handle errors from the AcoustID service better (PICARD-391)
 * Accept HTTPS URLs on drag-and-drop (PICARD-378)

Version 1.1 - 2012-09-03
 * Always show basic tags in metadata comparison box, even if empty (title,
   artist, album, tracknumber, ~length, date) (PICARD-201)
 * Fixed AcoustID submission failure after removing files from Picard (PICARD-82)
 * Allow multi-select in new MetaDataBox for delete/remove tags (PICARD-194)
 * File browser remembers last directory/no longer crashes on OS X (PICARD-104)
 * Removed the "Run Picard" option from the Windows installer (PICARD-11)
 * Refreshing a non-album track correctly clears previous track metadata (PICARD-220)
 * Fixed the preserved tags setting for tags with uppercase characters (PICARD-217)
 * Added a completion box to the preserved tags setting, and clarified how it works
 * Store lyrics language in tags instead of text representation language (PICARD-242)
 * Fix various oddities in the metadata comparison box (PICARD-255, PICARD-256)

Version 1.0 - 2012-06-02
 * New UI: Extended comparison of existing vs. MB metadata & tags (PICARD-43)
 * Merged the renaming and moving options pages
 * Removed the VA file naming format option (there is now a single format option) (PICARD-159)
 * Add %license% tag
 * Made %writer% available to tagger scripts and plugins with contents of songwriter (PICARD-21)
 * Allow two multi-valued variables to be merged in tagger scripting (PICARD-139)
 * Allow multi-valued variables to be transformed in tagger script and then set back in tags as multi-valued (PICARD-147)
 * Fix $copy not preserving multi-value variables as documented (PICARD-138)
 * Load/save free-text tags for ID3 as TXXX frames (PICARD-148)
 * Fix writing of MusicBrainz Work Id / musicbrainz_workid to tags (PICARD-88)
 * Handle mimetype for embedding cover art from EXIF jpegs (PICARD-27)
 * Change cover art box to open MusicBrainz release rather than Amazon
 * Support manual drag-and-drop of cover art onto a release via cover art box
 * Only open browser on left-click of cover art box (PICARD-190)
 * Fix Lookup in Browser (previously 'tag lookup') for clusters (PICARD-186)
 * Lookup in Browser will now not use MBIDs to lookup unmatched files/clusters
 * Add Date/Country to CD Lookup results dialog (PICARD-198)
 * Fix/reset album folksonomy tag counts while refreshing releases (PICARD-4)
 * Plugins actions can now create sub-menus using the MENU class attribute
 * New plugin hook register_clusterlist_action
 * Display the port Picard is listening on at bottom right status bar (PICARD-191)
 * Make album drops from right hand pane to left default to "unmatched files" again (PICARD-33)
 * Remove .DS_Store, desktop.ini, and Thumbs.db from otherwise empty directories (PICARD-75)
 * Update artist translation to use new alias features (primary flag, sort names) (PICARD-200)
 * Deleted tags aren't indicated as changes (PICARD-165)
 * Picard log entries have inaccurate timestamp (PICARD-45)
 * Interface doesn't allow keyboard only management (PICARD-103)
 * Added option to preserve timestamps of tagged files (PICARD-31)
 * Added keyboard shortcut to reload release (PICARD-99)
 * Medium formats weren't listed in order in the "Other versions" menu (PICARD-91)
 * Couldn't select multiple directories in "Add Folder" window on OS X (PICARD-74)

Version 0.16 - 2011-10-23
 * Added AcoustID support.
 * Fixed track metadata plugins.
 * Added new internal %_totalalbumtracks% tag field. (PICARD-16)
 * Track metadata plugins now run also on non-album tracks. (PICARD-7)
 * Fixed custom Various Artists name on the %albumartist% field. (PICARD-5)
 * Album artist is now correctly "translated". (PICARD-1)
 * Unicode punctuation is now converted to ASCII by default.
 * WavPack correction files are moved together with the main files. (PICARD-15)
 * Unicode filename normalization on OS X.
 * Original release date is now saved into %originaldate%.
 * Allow tagging with localized artist aliases (PICARD-17)
 * Added a quit confirmation dialog. (PICARD-46)
 * Standalone recordings can be tagged with relationships now. (PICARD-10)
 * Refreshing an album will refresh its "other versions" listing. (PICARD-8)
 * "Unicode punctuation to ASCII" now works on album-level metadata. (PICARD-50)
 * DJ-mix tags should only be written to the medium where they apply. (PICARD-20)
 * Support URL redirects in web service/network request module (PICARD-54)
 * Jamendo and Archive.org cover art is displayed on web page, but not loaded by Picard plugin (PICARD-52)
 * Edits to metadata in "Details..." menu not reflected in UI (PICARD-13)
 * The status bar/new metadata box is updated when a selected file/track is changed. (PICARD-14)

Version 0.15.1 - 2011-07-31
 * "Other versions" menu now displays release labels and catalog numbers.
 * Added CD-R, 8cm CD to the format mapping.
 * Picard no longer fails to load releases with new or unknown media formats.
 * Threading issues that could occasionally cause Picard to stop loading files have been fixed.
 * Fixed album metadata processor plugins not working (#5960)
 * Fixed loading of standalone recordings (#5961)
 * Fixed requests stopping at midnight (#5963)
 * Stopped using QDateTime for timing requests (for Qt 4.6 compatibility) (#5967)
 * Fixed display of ampersands in the "other versions" menu. (#5969)
 * Fixed use of numerical functions in advanced scripting.

Version 0.15 - 2011-07-17
 * Added options for using standardized track, release, and artist metadata.
 * Added preferred release format support.
 * Expanded preferred release country support to allow multiple countries.
 * Added support for tagging non-album tracks (standalone recordings).
 * Plugins can now be installed via drag and drop, or a file browser.
 * Added several new tags: %_originaldate%, %_recordingcomment%, and %_releasecomment%
 * Changes to request queuing: added separate high and low priority queues for each host.
 * Tagger scripts now run after metadata plugins finish (#5850)
 * The "compilation" tag can now be $unset or modified via tagger script.
 * Added a shortcut (Ctrl+I) for Edit->Details.
 * Miscellaneous bug fixes.

Version 0.15beta1 - 2011-05-29
 * Support for the NGS web service

Version 0.14 - 2011-05-15
 * Fixed a problem with network operations hanging after a network error (#5794, #5884)
 * ID3v2.3 with UTF-16 is now the default ID3 version
 * Option to set preferred release types for improved album matching
 * Added support for sorting the album/file lists (#75)
 * Fixed OptimFROG tag reading (#5859)
 * Fixed colors for a white-on-black color scheme (#5846)
 * Added an option to replace non-ASCII punctuation (#5834)
 * Support for writing release group and work IDs, currently unused (#5805)
 * Fixed saving of the release event format tag (#5250)
 * Added support for the language and script tags (#943)
 * Plugins can now use track-track relationships (#5849)
 * Allowed external drives to be visible in the file browser panel on OS X (#5308)

Version 0.13 - 2011-03-06
 * Changed Picard icon license to CC by-sa
 * Small UI consistency changes
 * Albums with tracks linked to more than one file are never marked as
   "completed".
 * Fixed matching of scanned files to tracks while the album is still loading.
 * Support for properly embedded FLAC pictures
 * Existing embedded images in APE and ASF files are removed only if there
   are new images to replace them.
 * More strict tagger script validation.
 * Fixed the $truncate tagger script function.
 * Proper rounding of track durations.
 * Fixed a bug with saving images larger than 64k to WMA files.
 * Added a $swapprefix tagger script function.
 * Release events with a date are preferred over the ones without a date.
 * Files that are being saved as marked as pending.
 * Updated .desktop file to allow opening Picard with multiple files.
 * Handle the "open file" event on Mac OS X.
 * Added timeouts to the HTTP web service client.
 * Fixed a bug with albums missing the expand/collapse icons

Version 0.12.1 - 2009-11-01
 * Fixed deletion of all COMM frames in ID3, which was introduced with the
   iTunNORM fix in Picard 0.12.0.
 * Restored native add folder dialog.

Version 0.12 - 2009-10-25
 * Live syntax checking for tagger script and naming strings.
   (Nikolai Prokoschenko)
 * Support ratings. (Philipp Wolfer)
 * Support for user folskonomy tags. (Lukáš Lalinský)
 * Embed cover art into APEv2 tags. (Lukáš Lalinský)
 * Embed cover art into WMA tags. (Philipp Wolfer)
 * New high quality application icon (Carlin Mangar)
 * Support for originaldate tag. (Philipp Wolfer)
 * Restructured file naming options. (Nikolai Prokoschenko)
 * Added option to select the user interface language. (Philipp Wolfer)
 * Highlight fully matched albums. (Nikolai Prokoschenko)
 * New script functions $matchedtracks(), $initials(), $firstalphachar(),
   $truncate() and $firstwords()
 * CD drive dropdown selection on Linux. (Philipp Wolfer)
 * Add disc ID to album metadata if loaded via disc lookup. (Philipp Wolfer)
 * Add expand/collapse all actions to tree views. (Philipp Wolfer)
 * Added DCC media format.
 * Removed unncecessary and confusing PUID lookup threshold. (Philipp Wolfer)
 * Fixed saving of copyright in ASF metadata. (#5419, Philipp Wolfer)
 * Write TRACKTOTAL and DISCTOTAL to vorbis files. (#4088, Philipp Wolfer)
 * Added keyboard shortcut to toggle file browser (#3954, Philipp Wolfer)
 * Write ISRCs from MusicBrainz into tags (Philipp Wolfer)
 * UI improvements on cover art box and icons (Carlin Mangar)
 * New Windows installer (Carlin Mangar)
 * New plugin extension point ui_init (Gary van der Merwe)
 * Updated plugin options page (Carlin Mangar)
 * Python 2.6 fixes. (Gary van der Merwe)
 * Fix PUID generation on big endian machines. (Jon Hermansen)
 * Fix lookup encoding for non latin characters. (#5233, Philip Jägenstedt)
 * Fix infinite loop when using Qt 4.5. (Lukáš Lalinský)
 * Ensure 16-byte memory alignment for avcodec, fixes issues with enabled SSE2
   instructions. (#5263, Philipp Wolfer)
 * Use default CD device for disc ID lookups if no device was specified.
   (Philipp Wolfer)
 * Preserve file information (bitrate, extension etc.) on saving.
   (#3236, Philipp Wolfer)
 * Allow empty release events (#4818, Philipp Wolfer)
 * Respect the option "clear existing tags" when saving WMA files.
   (Philipp Wolfer)
 * Detect image format of cover images. (#4863, Philipp Wolfer)
 * Don't load CD stubs. (#4251, Philipp Wolfer)
 * Set match background color relative to the base color. (#4740, Philipp Wolfer)
 * Fix infinite loop when using Qt 4.5. (Lukáš Lalinský)
 * Fixed various issues with the PUID submission button. (Philipp Wolfer)
 * Fixed copy and paste (#5428, Philipp Wolfer)
 * Fixed loading of files with corrupted PUIDs (#5331, Carlin Mangar)
 * Fixed redirection handling (Lukáš Lalinský)
 * Fixed writng of iTunNORM tags in ID3 (Carlin Mangar)
 * Always restore window position so that the window is visible (Carlin Mangar)
 * Updated translations.

Version 0.11 - 2008-12-02
 * Support for new FFmpeg install locations
 * Automatically remove whitespaces from MB hostname in options
 * Release date from MB is now optional
 * Fixed per-track folksonomy tag support
 * Evaluate tagger script for album metadata
 * Show donation info in the about dialog
 * Support for .oga files (Ogg FLAC, Ogg Speex or Ogg Vorbis)
 * Fixed loading of performer tags from Vorbis Comments
 * Load embedded cover art from COVERART/COVERARTMIME Vorbis Comments
 * Allow setting the "Move Files To" location from the internal file browser
 * Copy&paste support in the file details dialog
 * Correct handling of "; " as a separator for sort names
 * Minimal support for TAK files
 * Fixed parsing of the "Pseudo-Release" release status
 * Fixed reading performers with empty role from ID3 tags
 * Don't allow empty file naming formats
 * Interactive password dialog
 * Fixed checking for non-Latin characters when using sort name as the main
   artist name

Version 0.10 - 2008-07-27
 * Fixed crash when reading CD TOC on 64-bit systems
 * Fixed handling of MP4 files with no metadata
 * Change the hotkey for help to the right key for OS X
 * Replace special characters after tagger script evalutaion to allow
   special characters being replaced by tagger script
 * Actually ignore 'ignored (folksonomy) tags'
 * Remove dependency on Mutagen 1.13, version 1.11 is enough now
 * Escape ampersand in release selection (#3748)

Version 0.10.0rc1 - 2008-05-25
 * Stop analyzing files that have been removed. (#3352, Gary van der Merwe)
 * Automatically disable CD lookup if no CD device is specified.
   (Will Holcomb)
 * Don't abort directory reading on invalid filename. (#2829, amckinle)
 * Add an option to select multiple directories from the 'Add Directory'
   window. (#3541, Will Holcomb)
 * Avoid scanning files that had been removed from the tagger.
   (#3352, Gary van der Merwe)
 * Folksonomy tags/genre support. (Lukáš Lalinský)
 * Added menu items (with keyboard shortcuts) for CD lookup / Scan /
   Lookup / Cluster. (Lukáš Lalinský)
 * Add taggerscript function $performer(). (Lukáš Lalinský)
 * Lower the default PUID lookup threshold to 10%. (Lukáš Lalinský)
 * Compare tracknumber and totaltracks as numbers, not strings.
   (Lukáš Lalinský)
 * Correctly escape special Lucene characters for searches/lookups.
   (#3448, Lukáš Lalinský)
 * Use MusicIP Mixer "archived analysis" to speed up PUID lookups.
   (Lukáš Lalinský)
 * Add language and script to variables. (#3635, Nikki)
 * Option to initiate searches with advanced query syntax on by default.
   (#3526, Lukáš Lalinský)
 * "Save Tags" item in options menu. (#3519, Lukáš Lalinský)
 * Create empty "plugins" directory by default on installation.
   (#3529, Lukáš Lalinský)
 * Added default release country option. (#3452, Philipp Wolfer)
 * Added release format type to release selection. (#3074, Philipp Wolfer)
 * Convert Vorbis tag "tracktotal" to "totaltracks" on load. (Philipp Wolfer)
 * Save 'arranger' to ID3 tags. (Lukáš Lalinský)
 * Store cover art in Ogg and FLAC files. (#3647, Hendrik van Antwerpen)
 * Album title not updated when related 'Unkown files' are modified.
   (#3682, Hendrik van Antwerpen)
 * Match selected release event to existing files.
   (#3687, Hendrik van Antwerpen)
 * Allow multiple files to be linked to a single track.
   (#3729, Gary van der Merwe)
 * Don't use mmap to resize files on Windows. (Lukáš Lalinský)

Version 0.9.0 - 2007-12-16
 * More custom tags in MP4 files (compatible with MediaMonkey and Jaikoz) (#3379)
 * Fixed MP4 fingerprinting on Windows. (#3454, #3374)
 * Fixed CD lookups on Windows. (#3462, #3362, #3386)
 * Set the %compilation% tag correctly. (#3263)
 * Fixed location of saved cover art files. (#3345)
 * The Picard window now won't start as hidden. (#2104, #2429)
 * Fixed reading of length of MP3 files with VBRI headers. (#3409)
 * Fixed WMA saving. (#3417)
 * Fixed saving of comment to ID3 tags. (#3418)
 * New mapping of "chorus master" AR to "conductor" tag.
 * Fixed system-wide plugin path on Linux. (#3430)
 * Use the earliest release date by default. (#3456)

Version 0.9.0beta1 - 2007-10-28
 * Save ASIN to MP4 files.
 * Add a --disable-locales option to setup.py build. (Santiago M. Mola)
 * New threading code, should make Picard crash less and be faster.
 * Replace initial dot in file and directory names. (#3204, Philipp Wolfer)
 * Fixed caps in the default cover art image. (#3242, Bogdan Butnaru)
 * Fixed broken naming preview. (#3214, Daniel Bumke)
 * Re-enable the drag/drop target indicators. (#3106)
 * Fix adding files and directories from the command line. (#3075)
 * Don't show the cover art box by default.
 * Lookup files individually for "Unmatched Files", not as a cluster.

Version 0.9.0alpha14 - 2007-08-05
 * Fixed PUID submissions.
 * Fixed drag&drop from Finder to Picard on Mac OS X.
 * Don't save files from "Unmatched Files" when saving an album.
 * Renamed "Analyze" to "Scan", to avoid confusion with MusicIP Mixer analysis.
 * Added plugin API versioning. Plugins now need to define constant
   PLUGIN_API_VERSIONS, otherwise they won't be loaded.
 * Added option to overwrite cover art by default.
 * Never wait more than second for the next HTTP request.
 * Fixed setting of the "Move Tagged Files To" folder, if the name contains
   non-ASCII characters.

Version 0.9.0alpha13 - 2007-07-29
 * Bug Fixes:
   * Fixed drag&drop issue on Windows Vista.
     http://forums.musicbrainz.org/viewtopic.php?id=693

Version 0.9.0alpha12 - 2007-07-29
 * Changes:
   * "User directory" location changed:
     - On Windows from "%HOMEPATH%\Local Settings\Application Data\MusicBrainz Picard"
       to "%HOMEPATH%\Application Data\MusicBrainz\Picard"
     - On UNIX from "~/.picard" to "$XDG_CONFIG_HOME/MusicBrainz/Picard"
       (usually "~/.config/MusicBrainz/Picard")
   * Picard no longer logs every action and doesn't saves the logs. To enable
     more debug logging, use command line argument "-d" or "--debug" or
     environment variable "PICARD_DEBUG".
   * For plugins:
     - metadata["~#length"] is now metadata.length
     - metadata["~#artwork"] is now metadata.images
 * New Features:
   * Save embedded images to MP4 files.
   * Added option to select release events for albums.
   * Added internal log viewer.
   * Track and file context menu hooks for plugins.
 * Bug Fixes:
   * Deleting files from clusters increments total time rather than
     decrementing it. (#2965)
   * Update metadata boxes and cover art for selected items. (#2498)
   * Display error message for tracks.
   * Fixed drag-and-drop bugs on Mac OS X.
   * Added %releasecountry% to the file renaming preview.
   * Cluster multi-disc albums identified by tags, not (disc x). (#2555)

Version 0.9.0alpha11 - 2007-05-27
 * New Features:
   * Added "Edit" button to the tag editor.
 * Bug Fixes:
   * Fixed initialization of gettext translations.

Version 0.9.0alpha10 - 2007-05-27
 * New Features:
   * New TaggerScript function $len(text). (#2843)
   * Don't compress huge ID3 frames. (#2850)
   * Move "Add Cluster As Release" to a plugin.
   * Allow horizontal scrollbar in the file browser panel. (#2856)
   * Removed "Basic" tab from the "Details" window, "Advanced" tab renamed to "Metadata".
   * The tag editor can be used to edit multiple files. (#2893)
 * Bug Fixes:
   * F1 for Help instead of CTRL+H on Windows and Linux. (#2485, Nikolai Prokoschenko)
   * Tabbing focus transition from search isn't as expected. (#2546, Nikolai Prokoschenko)
   * Display an error message if launching a web browser failed.
   * Fixed web-service error caused PUID submissions.
   * Change function $gt(), $gte(), $lt(), $lte() to compare numbers, not strings. (#2848)
   * Fixed kfmclient launching under KDE/Python 2.5.
   * Fixed similarity calculation of non-latin texts. (#2891)
   * Don't try to auto-analyze files with "loading" errors. (#2862)

Version 0.9.0alpha9 - 2007-05-12
 * New Features:
   * The tag editor now accepts free-text tag names.
   * Load 'DJ-mixed by' AR data to %djmixer% tag.
   * Load 'Mixed by' AR data to %mixer% tag.
   * Delay the webservice client to do max. 1 request per second.
   * Sort files in clusters by disc number, track number and file name. (#2547)
   * Support for any text frame in special variable %_id3:%.
   * Ignore empty ID3 text values.
   * Windows installer:
     * Removed DirectX-based decoder.
     * FFmpeg compiled with AAC (faad2) support.
 * Bug Fixes:
   * Save XSOP frame to ID3v2.3 tags. (#2484)
   * Use attributes like 'guest' or 'additional' also from generic performer ARs.
   * Fixed capitalization of %releasetype% in file naming preview. (#2762)
   * Fixed 'python setup.py build_ext' if py2app and setuptools are loaded.
   * ID3v2.3 frame TDAT should be written in format DDMM, not MMDD. (#2770)
   * Don't display an error on Ogg and FLAC files with no tags.
   * Remove video files from the list of supported formats.
   * Always use musicbrainz.org for PUID submissions. (#2764)
   * Files/Pending Files count not reset/recalculated after removing files. (#2541)
   * Removed files still get processed during fingerprinting. (#2738)
   * Read only text values from APEv2 tags. (#2828)

Version 0.9.0alpha8 - 2007-04-15
 * New Features:
   * Notification of changed files in releases. (#2632, #2702)
 * Bux Fixes:
   * Don't open the file for analyzing twice. (#2733, #2734)
   * Save ASIN and release country to ID3 tags. (#2484, #2456)
   * Variable %country% renamed to %releasecountry%.
   * Save release country to MP4 and WMA tags.
   * Don't take unsupported tags into account when checking if the
     tags are 'complete' and the file should have 100% match. This
     fixes problems with showing the green check-marks for file
     with limited tag formats, like MP4 or WMA.
   * Ignore missing tag in $unset().

Version 0.9.0alpha7 - 2007-04-14
 * New Features
   * Remember location in the file browser. (#2618)
   * Added FFmpeg support on Windows (MP3, Vorbis,
     FLAC, WavPack and many other audio formats).
   * Lowercase the extension on file renaming/moving. (#2701)
   * TaggerScript function `$copy(new,old)` to copy metadata from
     variable `old` to `new`. The difference between `$set(new,%old%)`
     is that `$copy(new,old)` copies multi-value variables without
     flattening them.
   * Added special purpose TaggerScript variable `%_id3:%` for direct
     setting of ID3 frames. Currently it supports only TXXX frames in format
     `%_id3:TXXX:<description>%`, for example:
     `$copy(_id3:TXXX:PERFORMERSORTORDER,artistsort)`.
   * Support for WAV files. (#2537)
   * Removed GStreamer-based decoder.
   * Implemented `python setup.py install_locales`.
 * Bug Fixes:
   * Failed PUID submission deactivates the submit button. (#2673)
   * Unable to specify album art file name mask. (#2655)
   * Fixed incorrect copying of album metadata to tracks. (#2698)
   * Added options to un-hide toolbars. (#2631)
   * Fixed problem with saving extra performer FLAC tags
     containing non-ASCII characters. (#2719)
   * Read only the first date from ID3v2.3 tags. (#2460)
   * If the remembered directory for add dialogs and file browser was
     removed, try to find an existing directory in the same path.

Version 0.9.0alpha6 - 2007-04-04
 * New Features:
   * Added option --disable-autoupdate for 'build' and 'install' commands
     of the setup script. (#2551)
   * Automatically parse track numbers from file names like 01.flac for better
     cluster->album matching with untagged files.
   * Support for the new sorting tags in MP4 tags from iTunes 7.1.
   * Strip white-space from directory names. (#2558)
   * When replacing characters with their ascii equivalent, 'ß' should be
     replaced by 'ss'. (#2610)
   * Track level performer ARs. (#2561)
   * Remove leading and trailing whitespace from tags on file saving.
     (#892, #2665)
   * Support for labels, catalog numbers and barcodes.
 * Bug Fixes:
   * Artist names from ARs should be translated, too.
   * Freeze after answering no to "download the new version" prompt. (#2542)
   * %musicbrainz_albumid% not working in file renaming. (#2543)
   * Track time appears to display incorrectly if it's unknown on
     MusicBrainz. (#2548)
   * Fixed problem with removing albums/files after submitting PUIDs (#2556)
   * The user's script should be applied also to album metadata.
   * Fixed moving of additional files from paths with "special" characters.
 * Internals:
   * The browser integration HTTP server rewritten using QTcpServer.

Version 0.9.0alpha5 - 2007-03-18
 * New Features:
   * Replace Æ with AE in file/directory names. (#2512)
   * "Add cluster as release" (#1049)
   * Text labels under icon buttons. (#2476)
 * Bug Fixes:
   * Fixed fileId generator (caused problems with drag&drop
     if files with multiple formats are used).
   * Original Metadata not greyed out when no tracks are attached. (#2461)
   * Better detecting of the default Windows browser, with fallback to
     Internet Explorer. (#2502)
   * Better album/track lookup. (#2521)
   * File browser stays 'hidden' after first time use. (#2480)
   * Track length changed in Original Metadata after save. (#2510)
   * "Send PUIDs" button not disabled after albums are removed. (#2506)
   * The Windows package now includes JPEG loader to show cover art
     images correctly. (#2478)

Version 0.9.0alpha4 - 2007-03-09
 * Bug Fixes:
   * Fixed case-insentive file renaming. (#2457, #2513)

Version 0.9.0alpha3 - 2007-03-08
 * New Features:
   * Using of 'performed by' AR types (without instrument or vocal).
   * The "Replace non-ASCII characters" option will try to remove
     accents first. (#2466)
   * Added option to auto-analyze all files. (#2465)
 * Bug Fixes:
   * Fixed file clustering.
   * Added %albumartistsort%, %releasetype% and %releasestatus% to the
     file naming example (#2458)
   * Sanitize dates from ID3 tags. (#2460)
   * Fixed page switching in the options window on error. (#2455)
   * Correct case-insensitive file renaming on Windows (#1003, #2457)
   * Relative paths in the 'Move files to' option are relative to the
     current path of the file. (#2454)
   * Added a .desktop file. (#2470)
   * Release type and status should be in lower case. (#2489)

Version 0.9.0alpha2 - 2007-03-04
 * New Features:
   * New variable %_extension% (#2447)
   * File naming format tester. (#2448)
   * Added automatic checking for new versions.
 * Bug Fixes:
   * Fixed window position saving/restoring. (#2449)
   * Fixed iTunes compilation flag saving. (#2450)

Version 0.9.0alpha1 - 2007-03-03
 * First release.
