rewrite the search using pkg-config first, with the version provided to find_package as eventual version constraint;
if found (or when pkg-config is not available), go ahead and find the include dir, data dir and the libraries (with the pkg-config hints).
(cherry picked from commit e7366b2c)

Jasem: please pull before doing any work, and double check before trashing other people's work without even checking
CCMAIL: mutlaqja@ikarustech.com

Conflicts:
	cmake/modules/FindINDI.cmake