Fixing "scons opengl=false"; assigning to a const string ref doesn't work so well.
Fixing "scons opengl=false"; assigning to a const string ref doesn't work so well.


cbeck88/fifengine,cbeck88/fifengine,fifengine/fifengine,cbeck88/fifengine,gravitystorm/fifengine,Niektory/fifengine,gravitystorm/fifengine,fifengine/fifengine,cbeck88/fifengine,gravitystorm/fifengine,Niektory/fifengine,gravitystorm/fifengine,fifengine/fifengine,Niektory/fifengine