* Updated to ZDoom r4330:
- Added SpawnDecal ACS function.

git-svn-id: http://mancubus.net/svn/hosted/gzdoom/trunk@1592 b0f79afe-0144-0410-b225-9a4edf0717df
* Updated to ZDoom r4333:
- Fixed: Polyobjs that rotated faster than their distance would overshoot on their first tic.
- Reduced the potential for overflow when setting up the speed of a rotating polyobj.
- Fixed: The time freezer power should do nothing while predicting.

git-svn-id: http://mancubus.net/svn/hosted/gzdoom/trunk@1593 b0f79afe-0144-0410-b225-9a4edf0717df