fix unclosed parens and other minor grammatical issues
fix unclosed parens and other minor grammatical issues

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