v1.2.0: added functionality for a third binding for each key

SPD-classes/src/main/java/com/watabou/input/KeyBindings.java

@@ -81,7 +81,7 @@ public class KeyBindings {
 		} else if (keyCode == Input.Keys.PLUS){
 			return "+";
 		} else if (keyCode == Input.Keys.BACKSPACE) {
-			return "Backspace";
+			return "Backspc";
 		} else if (keyCode == Input.Keys.FORWARD_DEL) {
 			return "Delete";
 		} else {

SPD-classes/src/main/java/com/watabou/noosa/Group.java

@@ -160,7 +160,7 @@ public class Group extends Gizmo {
 			g.parent.remove( g );
 		}
 		
-		if (members.get( 0 ) == null) {
+		if (!members.isEmpty() && members.get( 0 ) == null) {
 			members.set( 0, g );
 			g.parent = this;
 			return g;