set compiler to LLVM Clang for all targets
set compiler to LLVM Clang for all targets

joemasilotti/PivotalCoreKit,pivotal/PivotalCoreKit,jfuchs/PivotalCoreKit,joemasilotti/PivotalCoreKit,jfuchs/PivotalCoreKit,pivotaltracker/PivotalCoreKit,briancroom/PivotalCoreKit,idoru/PivotalCoreKit,gudatcomputers/PivotalCoreKit,idoru/PivotalCoreKit,gudatcomputers/PivotalCoreKit,mjstallard/PivotalCoreKit