Updating property in CCDictionary.
fixed #2129: Rename m_iVar to _var, remove CC prefixes.
Merge pull request #2896 from dumganhar/iss2129-format-codes

issue #2129: New naming of member varibles, renaming m_iVar to _var.
Merge pull request #2902 from waiter/master

update "fix a bug that SimpleAudioEngine may cause crash on i9100"
Merge pull request #9 from cocos2d/develop

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