Merge pull request #83 from iainrb/devel

Record version number in output
Fixed bug where files could be counted multiple times. Added the ability to recover from some errors
Added --days-ago CLI option
Avoid undefs when invalid files are found
Merge pull request #84 from iainrb/devel

Changes from iainrb/devel for version 0.7.0
Merge remote branch 'wtsi-npg/devel' into devel
Updated README for R scripts
Added gendermix information
Merge pull request #87 from keithj/devel

Fixed bug where files could be counted multiple times.  Added --days-ago CLI option
New build target to install standalone gendermix check
Add custom Genotyping.pm to gendermix install; correct inputs for large gender test dataset
Split off gender check database functions into a separate module
Removed unncessary module imports
Moved functionality from bootstrap script into GenderCheck.pm
Moved test methods into GenderCheck.pm
Removed unnecessary use statements
Initial commit
Remove unnecessary process_R_files_gendermix
Remove R_files_gendermix entry
Print helpful information on diffGenders failure