changed server to support openshift
Merge branch 'master' of https://github.com/ashafir20/socialang-nodejs

Conflicts:
	app.js
after merge with daniel
added another database for google images
added memory game score logic
added memory game score and game finish
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added DifferentLanguage check when joining game
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now player with different languages arent allowed to play
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not allowing joining to other languages is now working
added gridfs file populator and removed fileServer.js
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Merge branch 'master' of ssh://socialangserver-sadna.rhcloud.com/~/git/socialangserver