Updated How it Works (markdown)
Update: How-it-works.md; Changed png of venn diagramm
revise of 1.1
Added merging gtf
typos
rename get_motif_seq to get_motif_seq_id
Added venn.R help
wording
Added UROPA
testing new image formating
added linebreak
fix
fix md error
Added re_scan and venn to how_it_works.md
Typos; added evaluation; adding new paramters