Merge pull request #1 from wtsi-npg/devel

inport wtsi-npg changes
Merge pull request #23 from wtsi-npg/master

pull from wtsi master release 49.5 to devel
Merge remote-tracking branch 'wtsi-npg/devel' into devel
increased memory for EstmateLibraryComplexity to 16G
Merge branch 'srl147-devel' into devel
Merge pull request #25 from wtsi-npg/devel

increased memory for EstmateLibraryComplexity to 16G