Add travis-gitter integration
Add travis-gitter integration

tanderegg/gfx,JohnColanduoni/gfx,mitchmindtree/gfx-rs,ColinKinloch/gfx,bvssvni/gfx-rs,alexcrichton/gfx,davll/gfx,Bastacyclop/gfx,tempbottle/gfx,ColinKinloch/gfx,JohnColanduoni/gfx,aepsil0n/gfx-rs,red75prime/gfx,tanderegg/gfx,gfx-rs/gfx-rs,sectopod/gfx-rs