When interrogating under CMake, record INTERROGATE_DATABASE as a target property.
Under CMake: Don't interrogate component libs that shouldn't be interrogated!
CMake: Add forgotten multitexReducer.cxx to grutil.
CMake: Link pgraph against all libraries that it needs.
CMake: Build interrogate_module.
Revert "Revise AutoInclude.cmake: My version of CMake, despite being >=2.8.11, doesn't actually support CMAKE_INCLUDE_CURRENT_DIR_IN_INTERFACE."

This reverts commit 6a38e3c95df00da728cbd253c0bf80c22d0c419b.