Revert "Exporting alpha in palette."

This reverts commit 9204b9a253e626b33ca29e14b6bd6d12eadd68dc.
Revert "Adding alpha list for color key array (tex) and alpha bit (tim)."

This reverts commit eea616ebbcbd61c1725087f9902343edd4f25f0f.
Revert "Typo."

This reverts commit 25dfd956d41f0428170f3b138aa571a8fcd63320.