Ported and improved Sayu's awesome alt-click stat panel. Alt-clicking a tile will bring up a list of the objects on it in a stat panel- these can be interacted with normally, with both left and right clicks. This is particularly useful for getting specific items from lockers.
Merge branch 'master' of github.com:tgstation/-tg-station into sayustat

Conflicts:
	code/modules/mob/mob_defines.dm
Merge pull request #1402 from Petethegoat/sayustat

Ported and improved Sayu's awesome alt-click stat panel.