Conversion to Gradle and code cleanup#1

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plackemacher wants to merge 2 commits intoMirkoddd:masterfrom

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Commits on Jul 20, 2014

Conversion to Gradle and code cleanup
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Commits on Jul 23, 2014

Correct issue that occurs if the adapter passed to TabBarView doesn't override getPageTitle(), resulting in a NullPointerException
plackemacher
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