Added FindXXX.cmake files to play nicely with tools that recognize Cmake
Fixed bug so that taclscf_test compiles
Made changes to integralenginepool due to reported memory leak from Valgrind, I am not sure this is a true leak, it is currently under investigation.
Merge branch 'TiledArrayScf' of https://github.com/ValeevGroup/mpqc into TiledArrayScf

Conflicts:
	CMakeLists.txt