Removed old [QHF]stat functions, created Stat stub
Merge branch 'master' into dev-stat
added ParseHeader class
completed rudimentary stat functions
merge branch 'dev-stat' into dev
implemented Clean and removed Tounk and Unmask
removed now-redundant Prettyprint
tidied Clean help
Merge branch 'dev-clean' into dev
removed fsubseq subcommand (use gff3 and bedtools)
clarified help
release 1.5.0