Removed CopyVsix step (moved it to a .csproj.users file)
Replaced string literals with constants from ProjectCapabilities
Adding tools for CPS projects

(taken from Visual C++ 2013 Debugger Launch Extension by @aarnott, http://visualstudiogallery.msdn.microsoft.com/e831676e-9510-4651-b724-cf4299b220b5)
Some msbuild voodoo
It compiles! Ship it!