Revert "Merge branch 'allpaths' into gb_master"

This reverts commit 5edbb532a618d393014fc4ca120e3780b462b98a, reversing
changes made to 0b1e5c6e476a4f6f7c6b6fe994510af3bd492eb4.
updated workflow submodule to 810ef16
Refactor SxResult
New MergedSxResult
Merge branch 'allpaths' into gb_master
bug fix files md5 content info can be stored in aryref but it was coded to only look for it in hash structure
Added additional methods for fixing alpha (instead of numeric) GT values, such as in polymutt denovo output.
Merge branch 'master' into gb_master
removed testing code
many times faster indel readcounts by using mpileup -r
cache file for the UR class browser