use bash instead of sh for deploy.sh
use bash instead of sh for deploy.sh

Summary: can't source .bashrc from sh

Reviewed By: avikchaudhuri

fb-gh-sync-id: 5be745125ee606cec24ededb71cbd8f03108f425
shipit-source-id: 5be745125ee606cec24ededb71cbd8f03108f425

cesarandreu/flow,shiftcars/flow,samwgoldman/flow,jgrund/flow,jamesgpearce/flow,jamesgpearce/flow,jgrund/flow,facebook/flow,AgentME/flow,JonathanUsername/flow,chenglou/flow,nmote/flow,jeffmo/flow,AprilArcus/flow,jdelStrother/flow,AprilArcus/flow,graue/flow,samwgoldman/flow,TiddoLangerak/flow,jgrund/flow,ForbesLindesay/flow,ylu1317/flow,samwgoldman/flow,fletcherw/flow,chenglou/flow,ForbesLindesay/flow,mroch/flow,jgrund/flow,jamesgpearce/flow,MichaelDeBoey/flow,JonathanUsername/flow,gabelevi/flow,popham/flow,mroch/flow,chenglou/flow,AgentME/flow,TiddoLangerak/flow,jeffmo/flow,gabro/flow,JonathanUsername/flow,gabelevi/flow,shiftcars/flow,nmote/flow,chenglou/flow,facebook/flow,claudiopro/flow,shiftcars/flow,JonathanUsername/flow,jdelStrother/flow,TiddoLangerak/flow,gabro/flow,gabelevi/flow,cesarandreu/flow,facebook/flow,d14b3l/flow,d14b3l/flow,jdelStrother/flow,MichaelDeBoey/flow,mroch/flow,graue/flow,gabro/flow,nmote/flow,graue/flow,facebook/flow,d14b3l/flow,mroch/flow,TiddoLangerak/flow,MichaelDeBoey/flow,jamesgpearce/flow,shiftcars/flow,ylu1317/flow,jamesgpearce/flow,mroch/flow,samwgoldman/flow,d14b3l/flow,popham/flow,jgrund/flow,samwgoldman/flow,fletcherw/flow,facebook/flow,jeffmo/flow,graue/flow,gabro/flow,MichaelDeBoey/flow,ylu1317/flow,nmote/flow,gabro/flow,cesarandreu/flow,fletcherw/flow,jeffmo/flow,mroch/flow,samwgoldman/flow,graue/flow,jdelStrother/flow,gabelevi/flow,AprilArcus/flow,TiddoLangerak/flow,graue/flow,ylu1317/flow,claudiopro/flow,chenglou/flow,shiftcars/flow,nmote/flow,facebook/flow,nmote/flow,popham/flow,fletcherw/flow,fletcherw/flow,ylu1317/flow,nmote/flow,fletcherw/flow,ForbesLindesay/flow,gabelevi/flow,chenglou/flow,JonathanUsername/flow,popham/flow,gabelevi/flow,gabro/flow,AgentME/flow,jeffmo/flow,jgrund/flow,ForbesLindesay/flow,ForbesLindesay/flow,AgentME/flow,popham/flow,JonathanUsername/flow,facebook/flow,shiftcars/flow,jeffmo/flow,AprilArcus/flow,claudiopro/flow,jdelStrother/flow,ForbesLindesay/flow,MichaelDeBoey/flow,popham/flow,samwgoldman/flow,jamesgpearce/flow,jamesgpearce/flow,AprilArcus/flow,popham/flow,JonathanUsername/flow,gabelevi/flow,claudiopro/flow,cesarandreu/flow,jdelStrother/flow,d14b3l/flow,AgentME/flow,mroch/flow,claudiopro/flow,AprilArcus/flow,d14b3l/flow