enabled OK button on GuiCombat screen when choosing defenders/attackers. iOS solution only currently. To implement in Android, we need to create a mask/invisible button above the OK button coordinates and add a listener to activate when a user touches the appropriate area. Not ideal, but it works for now.

TODO:  translate functionality into core of engine.

JGE/src/iOS/EAGLViewController.h

@@ -6,8 +6,11 @@
     BOOL bannerIsVisible;
 }
 
+- (void)addOkButtonListener: (CGRect) frame;
+
 @property (nonatomic, retain) id eaglView;
 @property (nonatomic, retain) UITextField *inputField;
+@property (nonatomic, retain) UIButton *okButtonView;
 @property (nonatomic, assign) BOOL bannerIsVisible;
 
 @end