Refactor code from CMakeFindEclipseCDT4.cmake so it can be used
alkso for CodeBlocks, and move it into new file
CMakeExtraGeneratorDetermineCompilerMacrosAndIncludeDirs.cmake.
Alex
This adds copyright/license notification blocks CMake's non-find
modules. Most of the modules had no notices at all. Some had notices
referring to the BSD license already. This commit normalizes existing
notices and adds missing notices.