Merge pull request #703 from modocache/master

Ignore source control plist files generated by Xcode.

Objective-C.gitignore

@@ -10,6 +10,7 @@
 *.perspectivev3
 !default.perspectivev3
 xcuserdata
+*.xccheckout
 profile
 *.moved-aside
 DerivedData