Updated docs with thanks list.
Updated docs with thanks list.

utilum/rake,envato/rake,pjump/rake,hsbt/rake,ruby/rake,mat/rake,ipmobiletech/rake,bentley/rake,ruby/rake,taiganakagawa/rake,jaustinhughey/rake,pivotalforks/rake,mat/rake,askl56/rake,Vanzct/rake,tmornini/rake,hsbt/rake,zzak/rake,codedogfish/rake,envato/rake,esasse/rake,pivotalforks/rake,88rabbit/rake