Add rails 4 and 4.1 to travis
Add rails 4 and 4.1 to travis

phallguy/cancancan,neomadara/cancancan,ReaxDev/cancancan,adamliesko/cancancan,MetricMike/cancancan,dima4p/cancancan,jhawthorn/cancancan,CanCanCommunity/cancancan,gdpelican/cancancan,tiarly/cancancan,NelsonScott/cancancan,nerde/cancancan,chenxin0723/cancancan,Ahnita/cancancan,GeorgeZhukov/cancancan,coorasse/cancancan,dgynn/cancancan,chadzilla2080/cancancan,macmartine/cancancan-ruby