Port all CMake and source files to the new Grantlee5 library
Fix another use of 'Grantlee_FOUND'
Install kdev_filters into the correct location

At least I think that's the correct location...
Install kdev_filters into the real correct location

This is automatically searched by Grantlee already.
Minor: Silence warning
serialization: Streamline test names

Changes:
 rename serialization/tests/{serialization/tst_itemrepository.cpp =>
bench_itemrepository.cpp} (99%)
 rename serialization/tests/{serialization/tst_itemrepository.h =>
bench_itemrepository.h} (100%)
 rename serialization/tests/{serialization/tst_indexedstring.cpp =>
test_indexedstring.cpp} (99%)
 rename serialization/tests/{serialization/tst_indexedstring.h =>
test_indexedstring.h} (100%)
Fully port to new CMake syntax
Rename cvstest -> test_cvs
Minor: Remove stale file
do not export simple template class