Merge pull request #12 from ChrisBoesch/master

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Merge pull request #13 from ChrisBoesch/master

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Merge pull request #14 from ChrisBoesch/master

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Merge pull request #15 from ChrisBoesch/master

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Merge pull request #16 from ChrisBoesch/master

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Merge pull request #17 from ChrisBoesch/master

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Merge pull request #18 from ChrisBoesch/master

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Add Mobile game path in practice selection page
Merge pull request #32 from ruijunhuang2010/master

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