Removing support for <outliner> tags Removing <tree> layout code and moving <tree> tags to outliner layout Convert all usage of <outliner> to tree tags Convert all usage of <tree> tags to new <tree> syntax or <listbox> r=cmanske,varga sr=hyatt,sspitzer a=asa Also includes fixes by Jan Varga (varga@utcruk.sk) for bugs 132020, 133451, 131393, 115894, and 129327 git-svn-id: svn://10.0.0.236/trunk@117710 18797224-902f-48f8-a5cc-f745e15eee43