Don't parse bsp trees of non-colliding submodels.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10729 387891d4-d844-0410-90c0-e4c51a9137d3
Trunk sync r10729.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10730 387891d4-d844-0410-90c0-e4c51a9137d3
Initialize bay_arrive_speed_mult and bay_depart_speed_mult.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10731 387891d4-d844-0410-90c0-e4c51a9137d3
Bumped the SEXP variable char limit from 32 to 256.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10775 387891d4-d844-0410-90c0-e4c51a9137d3
Fixed breakage introduced in the shield impact effects code.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10776 387891d4-d844-0410-90c0-e4c51a9137d3
Fixed breakage in r10520.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10777 387891d4-d844-0410-90c0-e4c51a9137d3
Trunk sync r10777.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10778 387891d4-d844-0410-90c0-e4c51a9137d3
Fixed $Thruster Glow Noise Mult not having effect in the ship lab.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10789 387891d4-d844-0410-90c0-e4c51a9137d3
Fixed crash due to an improperly placed if, introduced in r10729.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10790 387891d4-d844-0410-90c0-e4c51a9137d3
Trunk sync r10794.

git-svn-id: svn://svn.icculus.org/fs2open/branches/zookeeper@10795 387891d4-d844-0410-90c0-e4c51a9137d3