Added enable/disable chat mode (allows for alphabetical key controls), battle window anchoring fixed (thank you River) & more:

* Added better walk key binding (for other uses, like the sample given WASD).
* Made string.ends part of the string meta table rather than parameter based.

modules/game_battle/battle.otui

@@ -98,7 +98,8 @@ MiniWindow
         width: 74
         anchors.top: parent.top
         anchors.left: prev.right
-        margin-left: 5
+        anchors.horizontalCenter: parent.horizontalCenter
+        margin-left: -28
 
       ComboBox
         id: sortOrderBox
@@ -134,7 +135,7 @@ MiniWindow
     
   MiniWindowContents
     anchors.top: prev.bottom
-    margin-top: 2
+    margin-top: 6
 
     Panel
       id: battlePanel