Updates submodule
Merge branch 'develop' of https://github.com/opencb/hpg-aligner into develop
Fixes memory-leak in suffix_mng.c
Saves as mapped reads, those reads with multi-hits but setting mapq = 0 (for SAM output)
Saves as mapped reads, those reads with multi-hits but setting mapq = 0 (for BAM output)
Improves optional field in BAM/SAM format
Fixes some memory leaks