Update .travis.yml
Update .travis.yml

Remove local settings because locale problem fixed in scheduler.models
coders4help/volunteer_planner,coders4help/volunteer_planner,flindenberg/volunteer_planner,christophmeissner/volunteer_planner,flindenberg/volunteer_planner,volunteer-planner/volunteer_planner,coders4help/volunteer_planner,volunteer-planner/volunteer_planner,alper/volunteer_planner,pitpalme/volunteer_planner,klinger/volunteer_planner,klinger/volunteer_planner,pitpalme/volunteer_planner,christophmeissner/volunteer_planner,juliabiro/volunteer_planner,christophmeissner/volunteer_planner,alper/volunteer_planner,flindenberg/volunteer_planner,coders4help/volunteer_planner,klinger/volunteer_planner,pitpalme/volunteer_planner,juliabiro/volunteer_planner,christophmeissner/volunteer_planner,volunteer-planner/volunteer_planner,alper/volunteer_planner,juliabiro/volunteer_planner,klinger/volunteer_planner,pitpalme/volunteer_planner,volunteer-planner/volunteer_planner