Enable users to specify an options file via the commandline. This was buildbot specific but we figured other users may want  acces to this functionality.
Enable users to specify an options file via the commandline.
This was buildbot specific but we figured other users may want 
acces to this functionality.


git-svn-id: 6c7e10cdde2c115f53707ba8ec4efe535f92d362@368 4683daeb-ad0f-0410-a623-93161e962ae5

jondo2010/OpenSG,jondo2010/OpenSG,jondo2010/OpenSG,jondo2010/OpenSG,jondo2010/OpenSG