Blender Git Loki

Fix to make two-side texface option work with modifiers in the BGE. However, there appear to be some issues when a mesh has mixed two-side and non two-side faces. I think it's a problem in the converter and possibly related to this bug: https://projects.blender.org/tracker/index.php?func=detail&aid=24948&group_id=9&atid=306