Merge branch 'release/0.162' into develop
avoid "Use of uninitialized value in numeric ne" warnings when seeing if we need to call update_stats_from_disc in _missing()
check that output vcfs have header lines. this must always be the case
fix issue with unblessed object for this test
default user for new setups is now the admin, not fake user vrpipe
no longer logs (and sends admin emails for) the same error message more than once per hour
dcc_metadata step no longer outputs a symlink, since that is pointless and potentially wasteful
updates to expression pipeline and test, removed obsolete files
hipsci expression sql for pipeline test
pluritest pipeline and file merge step
Merge branch 'develop' of /software/vertres/git/origin/vr-pipe into develop
fastq_metadata step no longer claims it outputs its input file, to avoid possible problems when resetting the step
altered step name for file processing step
annotation and profile file processing step for pluritest pipeline
Merge branch 'develop' of /software/vertres/git/origin/vr-pipe into develop
pluritest plot production and writing images to vrtrack steps
pluritest file reformat step
updated names of steps for pluritest pipeline
adjusted test expectation now there is a targeted_filtered_reads metadata
gatk steps that take bam files also now specifiy bai files are required inputs to avoid failures on step restart when the index files have been deleted