Changes in version 1.9.2                        

    o   Keep metadata columns in targets

    o   Adds function for splitting insertion sequences

                       Changes in version 1.7.12                        

    o   Change CrisprSe$insertion_sites "idxs" column to read indices
	for reads with multiple insertions

                       Changes in version 1.7.10                        

    o   CrisprSet method setCigarLabels now allows renaming labels

                        Changes in version 1.7.9                        

    o   Updates mergeCrisprSets in accordance with new order of
	counting operations

                        Changes in version 1.7.7                        

    o   Adds min and max for guide bounding box in plot

    o   Fixes bug in plotFreqHeatmap caused when using "group" with a
	single row count matrix

                        Changes in version 1.7.5                        

    o   Update tests after changes to allele counting

    o   Added create.plot argument for plotFreqHeatmap with signature
	CrisprSet.

    o   Adds an option "style" to plotAlignments for colouring only
	mismatch nucleotides

    o   Changes to narrowAlignments for PacBio cigar format

    o   Bug fix in collapsePairs.  Only occurred when running outside
	of readsToTarget.

    o   Adds "alleles" accessor for relating variant labels to the
	truncated cigar strings

    o   Return unmergeable alignments instead of raising an error

    o   Minor code changes to make it easier to run a non-standard
	counting pipeline

    o   Code from initialisers split into separate files for easier
	readability

                        Changes in version 1.7.4                        

    o   Added create.plot argument for plotFreqHeatmap with signature
	CrisprSet.

                        Changes in version 1.7.2                        

    o   Allowing plotting arbitrarily many subsets of aligned regions

                        Changes in version 1.7.1                        

    o   Reorganising plotAlignments code for allowing plotting subsets
	of the aligned regions.

    o   Minor change to transcript plot plotVariants to make background
	white not transparent.

                        Changes in version 1.5.9                        

    o   More comprehensive input checking in readsToTarget, removed
	redundant checking from CrisprSet initializer.

    o   Fix bug where sequences falsely called no variant if target is
	on the negative strand but positive strand reference given.

    o   Changed default SNV calling to 6 bases downstream instead of 5
	to cover PAM

    o   Added tests for mismatched reference and target

                        Changes in version 1.5.8                        

    o   Adds an option to filter variants by name when counting or
	plotting

                        Changes in version 1.5.7                        

    o   Fixes major bug preventing filtering in plotFreqHeatmap

    o   Fixes bug in mergeChimeras if no chimeras mergeable

                        Changes in version 1.5.6                        

    o   Autogenerate bam index for readsToTarget option chimeras =
	"ignore"

                        Changes in version 1.5.3                        

    o   plotAlignments now accepts the same filtering arguments as
	variantCounts

                        Changes in version 1.5.1                        

    o   New argument alleles in plotAlignments and plotFreqHeatmap for
	selecting which alleles to display or specifiying a plotting
	order

    o   Removed unnecessary fields from CrisprRun class

    o   New accessor function alns to get alignments from a CrisprSet

    o   Improvements to plotAlignments to avoid unnecessary symbols in
	legend

    o   Fix to header of plotFreqHeatmap when using type =
	"proportions" and providing sample order

    o   consensusSeqs now returns cigars as metadata by default

    o   Started indenting with four spaces at the start

                        Changes in version 1.3.7                        

    o   Updates to vignette

    o   Fix bug removing variants by name in variantCounts

    o   Fixed argument legend.symbol.size being ignored in
	plotAlignmenta,DNAString-method.

                        Changes in version 1.3.6                        

    o   Fix in new function mergeChimeras when no chimeras present

                        Changes in version 1.3.5                        

    o   New option "minoverlap" in readsToTarget allows reads that do
	not span the target region to be considered

    o   plotAlignments now works with character as well as DNAString
	objects

    o   Merging of long gaps mapped as chimeras now possible

                        Changes in version 1.3.4                        

    o   New function refFromAlns infers the reference sequence from
	aligned reads

    o   Fixed bug causing an empty plot when plotting a single
	alignment with a large deletion

    o   Changed annotateGenePlot from panel.margin to panel.spacing in
	accordance with recent ggplot2 versions

    o   Added "create.plot" argument to plotAlignments for signature
	CrisprSet to make plot customisation easier.

    o   Fixed bug in argument names when all alignments are chimeric

    o   CrisprRun name now defaults to the coordinates when no name is
	provided

                        Changes in version 1.3.3                        

    o   Fixed bug causing incorrect x-axis position in plotAlignments
	when strand unspecified

                        Changes in version 1.1.6                        

    o   plotAlignments can now mark codon boundaries if codon frame is
	specified.

    o   Added citation

                        Changes in version 1.1.5                        

    o   More flexible specification of strand with new readsToTarget
	parameter 'orientation'

    o   Fixed warning caused by implicit embedding of S4 objects

    o   Added tests for 'plotAlignments' and 'annotateGenePlot'

    o   Minor speedup and internal restructuring of 'annotateGenePlot'

    o   Added CRISPR biocView

    o   Changed NEWS to rd format

                        Changes in version 1.1.4                        

    o   Fixed a bug that prevented SNV settings being used in some
	circumstances

                        Changes in version 1.1.2                        

    o   new function consensusSeqs returns the consensus sequences of
	the variant alleles