Fixed QtStringList include to work on Linux


git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@22114 18c085ea-50e0-402c-830e-de6fd14e8384
Updated host config to use Python 2.7.5


git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@22116 18c085ea-50e0-402c-830e-de6fd14e8384