add GameCenter

Change-Id: I826a0c82a38dac9d0fcb161590315f963c7f9a9c
update pushservice

Change-Id: I8387d7808a388a9a6161cbbef0a31699918074a7
remove baidu inputmethod and add google pinyin

Change-Id: Icaad5c2b35c9616346408da6dcb1e942b0ea3427