emacs will not ask y-or-n while reverting buffer for several file types
added objc snippets generated by yasobjc
exec : find /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator6.1.sdk/System/Library/Frameworks/ -name "*.h" | xargs yasobjc -o /Users/jhlee/elisp/snippets/objc-mode