Merge pull request #10 from wtsi-npg/master

pull request from wtsi master to devel (release 49.3)
add gitver call to 10-refmaker to match the release tag
Merge pull request #11 from KateTaylor/git_versioning

add gitver call to 10-refmaker to match the release tag
Find the most recent git tag starting with a numeric to avoid picking up a Jenkins tag during testing
Review comments:  remove version from hash to avoid clash with git tags added by Jenkins
Remove version from hash altogether
add local bin and lib to RefMaker; locate script explicitly in test
Merge pull request #12 from KateTaylor/git_versioning

Find the most recent git tag starting with a numeric
Changes and README update; removed filtering of git version in gitver script
ensure copyright by GRL
Merge pull request #13 from mgcam/devel

documentation update; removed filtering of git version in gitver script
remove unused bam/sam/fastq
remove unused bam/sam/fastq and modify used data
Vary test data
Further variation of data files; remove gitver
Changes file for release
Merge pull request #14 from KateTaylor/clean_data_files

Clean data files
Merge pull request #15 from wtsi-npg/devel

pull request from wtsi devel to master - release 49.4