Made the death animation be at the end of the reaper XML file, because it makes more sense.
Changed the reaper's spritesheet into actual pixel art, with a restricted pallet.
Merge pull request #8 from alige/master

Reaper improvements.
Add a tool to visualize map differences between revisions
Add a tool to render minimaps
Map tools: use new --tilesize option of tmwrasterizer and update some things
Add 3-ways recolorable thin-crown sprite/icon
Add items for the GM Killing Event:

 * Add Magic GM Top Hat
 * Add Murderer Crown (prize)
Update Magic GM Top Hat stats