Build tools + Chromium update#24

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McFizh wants to merge 4 commits intobakerframework:masterfrom

McFizh:master

Commits on Jul 20, 2015

Updated to use latest build tools and bumped chromium version from 40 to 41
McFizh
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Google play services library updated from 6.5 to 7.5. Also some deprication warnings fixed
McFizh
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Commits on Jul 24, 2015

Multidex fix on android 4.x platform
McFizh
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Commits on Jul 27, 2015

Fixed licensing exception on android 5
McFizh
committed