Revert "-Fixed bug with setting cube grid dampeners on/off"

This reverts commit fa3e2bfd7cb2dde3b32499da5edd484ce25c46a8.
Revert "-Updated "/delete" command to check merge blocks, pistons, and rotors (still WIP)"

This reverts commit 0c395959b630cf7c8d788a921b7aabc65e8df8fa.
Revert "-Fixed access modifiers on GameEntityManager"

This reverts commit d1e5ea9ef3070f839a545212b46efba6eda93ee3.
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