fix file traversal

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

git-svn-id: svn://svn.icculus.org/fs2open@11070 387891d4-d844-0410-90c0-e4c51a9137d3
Trunk sync r11070.

git-svn-id: svn://svn.icculus.org/fs2open@11071 387891d4-d844-0410-90c0-e4c51a9137d3