When initializing CMAKE_(EXE|SHARED|MODULE)_LINKER_FLAGS from LDFLAGS
and CMAKE_(EXE|SHARED|MODULE)_LINKER_FLAGS_INIT quote the whole string
in case both are set.
Reported-by: Daniel R. Gomez <gomez@teragram.com>
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.