Disallow breaking version 0.5.0 of faye-websocket
Disallow breaking version 0.5.0 of faye-websocket

Their 0.5.0 release broke some APIs that Poltergeist uses. See #320.
thomasrogers03/poltergeist,roblander/poltergeist,ducthanh/poltergeist,jjoos/poltergeist,martijnrusschen/poltergeist,bigloser/poltergeist,rafaelfranca/poltergeist,irfanah/poltergeist,SolarCS/poltergeist,mattrw89/poltergeist,vietch2612/poltergeist,teampoltergeist/poltergeist,Nuru/poltergeist,irfanah/poltergeist,exviva/poltergeist,ryansch/poltergeist,exchangegroup/poltergeist,SolarCS/poltergeist,martijnrusschen/poltergeist,dv/poltergeist,bigloser/poltergeist,exviva/poltergeist,airservice/poltergeist,TalentBox/poltergeist,dv/poltergeist,ducthanh/poltergeist,tribble/poltergeist,SolarCS/poltergeist,airservice/poltergeist,afn/poltergeist,roblander/poltergeist,exchangegroup/poltergeist,rafaelfranca/poltergeist,vietch2612/poltergeist,ryansch/poltergeist,tribble/poltergeist,ryansch/poltergeist,dv/poltergeist,bigloser/poltergeist,thomasrogers03/poltergeist,airservice/poltergeist,thomasrogers03/poltergeist,SolarCS/poltergeist,jjoos/poltergeist,TalentBox/poltergeist,irfanah/poltergeist,TalentBox/poltergeist,ducthanh/poltergeist,thomasrogers03/poltergeist,tribble/poltergeist,twalpole/poltergeist,vietch2612/poltergeist,teampoltergeist/poltergeist,ryansch/poltergeist,Nuru/poltergeist,afn/poltergeist,mattrw89/poltergeist,teampoltergeist/poltergeist,ducthanh/poltergeist,airservice/poltergeist,exchangegroup/poltergeist,rafaelfranca/poltergeist,twalpole/poltergeist,TalentBox/poltergeist,jjoos/poltergeist,jjoos/poltergeist,afn/poltergeist,bigloser/poltergeist,roblander/poltergeist,roblander/poltergeist,exchangegroup/poltergeist,geminiyellow/poltergeist,mattrw89/poltergeist,martijnrusschen/poltergeist,geminiyellow/poltergeist,Nuru/poltergeist,irfanah/poltergeist,geminiyellow/poltergeist,dv/poltergeist,tribble/poltergeist,rafaelfranca/poltergeist,twalpole/poltergeist,teampoltergeist/poltergeist,geminiyellow/poltergeist,mattrw89/poltergeist,twalpole/poltergeist,vietch2612/poltergeist,Nuru/poltergeist,martijnrusschen/poltergeist,exviva/poltergeist,afn/poltergeist