refactored blocks to consist of Image objects
Fixed bug when moving under blocks; added smooth animation (which will probably not be used as it makes placement weird)
Removed moveBlock. Added a basic menu selection. Removed useless states.
Revert "deleting duplicates"

This reverts commit d5d82e6ae2eae0cf54f14bd533ab9ce143d30a52.
Revert "Revert "deleting duplicates""

This reverts commit 4c935c5ebea13ec20a8d5483014180e1874e1adf.