Update README.md
Update README.md
Update README.md
Clean up.
Improve handling unicode 6.0 characters.
Update podspec.
Update README.md
Update README.md
Update README.md
Fix unicode 6.0 emoji handling.
Update podspec.
fix memory leaks.
Merge pull request #23 from qmihara/fix-memory-leaks

fix memory leaks.
Merge pull request #2 from kishikawakatsumi/master

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