skip some checks if tools not available
Merge pull request #31 from jenniferliddle/devel

Update database, and get regression tests working again
Merge branch 'devel' of github.com:wtsi-npg/npg_qc into devel
only run verify_bam_id if single sample expected
Merge pull request #32 from dkj/devel

skip some checks if tools not available
Merge pull request #33 from dkj/verify_bam_single_sample

only run verify_bam_id if single sample expected
Merge pull request #2 from wtsi-npg/devel

update