Test display_exception_details
Test display_exception_details

Part of #272

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