Remove includes from the Grantlee_USE_FILE.
Remove includes from the Grantlee_USE_FILE.

The includes and defines from a USE_FILE are obsoleted
by target usage requirements in CMake 2.8.11.

Grantlee ships no useful cmake modules, so no need to adjust
the cmake module path.

cutelyst/grantlee,simonwagner/grantlee,cutelyst/grantlee,cutelyst/grantlee,simonwagner/grantlee,simonwagner/grantlee,simonwagner/grantlee,simonwagner/grantlee,cutelyst/grantlee,simonwagner/grantlee,cutelyst/grantlee