Merge pull request #136 from Wohlhabend-Networks/master

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Merge pull request #137 from Wohlhabend-Networks/master

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Merge pull request #139 from Wohlhabend-Networks/master

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Merge pull request #140 from Wohlhabend-Networks/master

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Merge pull request #141 from Wohlhabend-Networks/master

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Merge pull request #142 from Wohlhabend-Networks/master

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Merge pull request #143 from Wohlhabend-Networks/master

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Merge pull request #144 from Wohlhabend-Networks/master

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Merge pull request #145 from Wohlhabend-Networks/master

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Tiny change
Added custom directory manager class
Blocks now rendering with their stuff images from config
- also custom blocks are supports
- without animation yet
Fixed collision for disabled switchable blocks
Added shape definer for blocks (box or triangle (slope))
Fixed build on Windows (forgot to add SDL path)
Ouch!
Added Z-Ordering and playing of simple animations
Tiny change
QTimer was replaced with SDL Timer which works more stable
Translations refresh
- updated English and Russian translations