Merge pull request #1 from itcc-li/sprint1

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Merge pull request #1 from itcc-li/sprint1

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sprint2
Merge pull request #1 from itcc-li/sprint1

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testcommit
Merge pull request #2 from itcc-li/sprint2

Get abstract class
Sources for story 2
GPS base fragment.
Merge pull request #2 from itcc-li/sprint2

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Merge pull request #2 from itcc-li/sprint2

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Merge pull request #3 from itcc-li/sprint2

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add intro
GPS fragment extends AbstractTourFragment.
Merge pull request #7 from thomasE1993/master

Update
API defined
Merge pull request #3 from simonmeier/sprint2

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.
ok
Add gps deliverer
Update