made format more consisten in helpers.md.
made format more consisten in helpers.md.

assemble/assemble,valentinvieriu/assemble,valentinvieriu/assemble,assemble/grunt-assemble,avr/assemble,xetryj/assemble,edrohler/assemble,edrohler/assemble,makotot/assemble,cgvarela/assemble,assemble/grunt-assemble,davidwickman/assemble,assemble/assemble,davidwickman/assemble,a0000001/test,xetryj/assemble,cgvarela/assemble