- re-implemented multiview filters another way (filters are now correctly rendered to the size of the viewport, and that's much faster)
- fixed an issue the was messing the filter render when using setEnabled on a filter prior FilterProcessor init
- fixed a deprecated m_ mat in WaterFilter
git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@7476 75d07b2b-3a1a-0410-a2c5-0572b91ccdca