fix a loose end in directory iteration

git-svn-id: svn://svn.icculus.org/fs2open/trunk@11068 387891d4-d844-0410-90c0-e4c51a9137d3
fix file traversal

git-svn-id: svn://svn.icculus.org/fs2open/trunk@11069 387891d4-d844-0410-90c0-e4c51a9137d3
bump version

git-svn-id: svn://svn.icculus.org/fs2open/trunk@11070 387891d4-d844-0410-90c0-e4c51a9137d3