Adding mongrel to gemspec because sinatra can't keep WEBrick quiet.
Adding mongrel to gemspec because sinatra can't keep WEBrick quiet.

uchihara/testbot,mhama/testbot,nritholtz/testbot,tonchidot/testbot,uchihara/testbot,tonchidot/testbot,joakimk/testbot,mhama/testbot,nritholtz/testbot,joakimk/testbot