transfer from internal tree r5311 branches/1.4-gpl
git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/branches/ZeroRadiant@177
8a3a26a2-13c4-0310-b231-
cf6edde360e5
updated 1.4 code - sync branch with our internal stuff
git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/branches/ZeroRadiant@176
8a3a26a2-13c4-0310-b231-
cf6edde360e5