FIX: Ensure cmake vars are expanded correctly so right libname is used.
FIX: Ensure cmake vars are expanded correctly so right libname is used.

RealityFactory/CEGUI,arkana-fts/cegui,arkana-fts/cegui,arkana-fts/cegui,RealityFactory/CEGUI,cbeck88/cegui-mirror,RealityFactory/CEGUI,cbeck88/cegui-mirror,cbeck88/cegui-mirror,arkana-fts/cegui,RealityFactory/CEGUI,cbeck88/cegui-mirror,cbeck88/cegui-mirror,RealityFactory/CEGUI,arkana-fts/cegui