Universal text input, stage 1: added Home, End, Escape, Backspace keys

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@2144 8092fc87-c524-0410-9efc-e669fe64eaf9

sc2/content/starcon.key

@@ -22,6 +22,8 @@ Menu-Right: key Right
 Menu-Left: key Left
 Menu-Page-Up: key PageUp
 Menu-Page-Down: key PageDown
+Menu-Home: key Home
+Menu-End: key End
 Menu-Zoom-In: key PageUp
 Menu-Zoom-Out: key PageDown
 Menu-Select: key Return
@@ -29,6 +31,8 @@ Menu-Select: key RightControl
 Menu-Cancel: key Space
 Menu-Cancel: key RightShift
 Menu-Delete: key Delete
+Menu-Backspace: key Backspace
+Menu-Edit-Cancel: key Escape
 
 # ... and the number pad.  Note that zoom controls on the starmap are
 # different from the paging controls in Super Melee.
@@ -38,6 +42,8 @@ Menu-Left: key Keypad-4
 Menu-Right: key Keypad-6
 Menu-Page-Up: key Keypad-9
 Menu-Page-Down: key Keypad-3
+Menu-Home: key Keypad-7
+Menu-End: key Keypad-1
 Menu-Zoom-In: key Keypad-+
 Menu-Zoom-Out: key Keypad--
 Menu-Select: key Keypad-Enter