Remove legacy cruft from .gitignore.

.gitignore

@@ -13,12 +13,6 @@ obj
 _ReSharper.*/
 /.vs
 
-# movies
-*.vqa
-
-# archives
-*.mix
-
 # binaries
 mods/*/*.dll
 mods/*/*.mdb
@@ -30,6 +24,7 @@ mods/*/*.pdb
 /*.pdb
 /*.mdb
 /*.exe
+/*.exe.config
 thirdparty/download/*
 *.mmdb.gz
 
@@ -46,20 +41,6 @@ thirdparty/download/*
 # Mac OS X
 .DS_Store
 
-# XCode
-packaging/osx/launcher/build/
-packaging/osx/launcher/OpenRA.xcodeproj/*.pbxuser
-packaging/osx/launcher/OpenRA.xcodeproj/*.perspectivev3
-packaging/osx/launcher/OpenRA.xcodeproj/*.mode1v3
-temp.c
-temp.o
-temp.s
-OpenRA.Launcher.Mac/build/
-OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.pbxuser
-OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.perspectivev3
-OpenRA.Launcher.Mac/OpenRA.xcodeproj/*.mode1v3
-*.resources
-
 # auto-generated documentation
 DOCUMENTATION.md
 WEAPONS.md