Merge pull request #9 from jeese/master

Develop
help界面初步完善，discover界面放入地图，fragment管理优化，可定制首页
Merge pull request #10 from jeese/develop

Develop
Update README.md
增加全局activity跳转动画
Merge pull request #11 from jeese/develop

增加全局activity跳转动画
Update README.md
Merge pull request #12 from shixiaohui/master

Merge pull request #3 from jeese/master
Merge pull request #4 from jeese/master

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