Update Clang version for VS2015 (#6)
Update Clang version for VS2015 (#6)

Clang 3.6 is not installed as part of VS2015 but might have been from
an older VS2013 install.
mandersan/premake-core,starkos/premake-core,mandersan/premake-core,LORgames/premake-core,TurkeyMan/premake-core,tvandijck/premake-core,soundsrc/premake-core,sleepingwit/premake-core,Zefiros-Software/premake-core,dcourtois/premake-core,LORgames/premake-core,TurkeyMan/premake-core,starkos/premake-core,premake/premake-core,tvandijck/premake-core,sleepingwit/premake-core,tvandijck/premake-core,premake/premake-core,noresources/premake-core,premake/premake-core,TurkeyMan/premake-core,premake/premake-core,TurkeyMan/premake-core,dcourtois/premake-core,noresources/premake-core,starkos/premake-core,Zefiros-Software/premake-core,noresources/premake-core,TurkeyMan/premake-core,tvandijck/premake-core,sleepingwit/premake-core,mandersan/premake-core,Zefiros-Software/premake-core,starkos/premake-core,Zefiros-Software/premake-core,sleepingwit/premake-core,dcourtois/premake-core,premake/premake-core,noresources/premake-core,starkos/premake-core,soundsrc/premake-core,LORgames/premake-core,soundsrc/premake-core,noresources/premake-core,mandersan/premake-core,Zefiros-Software/premake-core,noresources/premake-core,mandersan/premake-core,sleepingwit/premake-core,LORgames/premake-core,soundsrc/premake-core,tvandijck/premake-core,starkos/premake-core,dcourtois/premake-core,LORgames/premake-core,soundsrc/premake-core,dcourtois/premake-core,premake/premake-core,noresources/premake-core,dcourtois/premake-core,premake/premake-core,dcourtois/premake-core,starkos/premake-core