Update README.md
Fix crash typing '100' in Xcode5
Fix crash typing '100' in Xcode5 2
Fix crash on Xcode5. This actually should crash in Xcode 4 too.
This is accessing a freed memory buffer...bacause of forgetting ratin an object.
Merge remote-tracking branch 'JugglerShu/master'
Merge branch 'fix_xcode5'