Shitty combat mode & animations. (#367)

* Combat mode UI & targeting zones.

* Fix inventory hud positioning.

* Crappy attack animations.

* Import TG combat sounds

* More work on arcs.

* Implement hit sounds.

* Lunging, hit effects, some more stuff.

Resources/Prototypes/MeleeWeaponAnimations/default.yml

@@ -0,0 +1,7 @@
+- type: MeleeWeaponAnimation
+  id: default
+  state: slash
+  arcType: Slash
+  length: 0.1
+  color: 255,255,255,1020
+  colorDelta: 0,0,0,-5100