Olesya Melnichenko

@henrydavidge regarding Problem 1 `cnv.dtypes` gives > [('contigName', 'string'), > ('start', 'bigint'), > ('end', 'bigint'), > ('names', 'array'), > ('referenceAllele', 'string'), > ('alternateAlleles', 'array'), > ('qual', 'double'), > **('filters', 'array'),**...

The issue still persists with wom-73. It fails on /warp/tasks/broad/UnmappedBamToAlignedBam.wdl (https://github.com/broadinstitute/warp/tree/WholeGenomeReprocessing_v3.0.1) but works on other workflows from /warp/tasks/broad