v0.9.5

Added functions:

• Undo and redo work without hotkeys.

Bugfixes:

• Fixed bugs related to how editor events work.
• Fixed some bugs that caused the palette and the map file to be mixed up.
• Map files no longer cause memory leakage issues...

Known bugs:

• ...but they have issues with storing/restoring.
• Config files don't work, and so hotkeys. Next thing will be revisiting the config file manager after a long time.