Changed the reference for UnityEngine.dll to point to the actual Unity editor location for managed dlls that we can be confident will always exist.
Changed the reference for UnityEngine.dll to point to the actual Unity editor location for managed dlls that we can be confident will always exist.

timtmok/ktanemod-math,timtmok/ktanemod-math,bkane/ktanemod_twobits,bkane/ktanemod_twobits