Removed part about documentation
Removed part about documentation

Closes https://github.com/PistonDevelopers/piston/issues/468
PistonDevelopers/piston,getynge/piston,placrosse/piston,KevinFrans3/piston,tempbottle/piston,oldmanmike/piston,caldwell/piston,mitchmindtree/piston,axelmagn/piston,bvssvni/piston,bvssvni/piston,Potpourri/piston,PistonDevelopers/piston