fix for html5 arrow keys not working on the console (#3247)

flixel/system/debug/console/Console.hx

@@ -218,6 +218,24 @@ class Console extends Window
 				if (!history.isEmpty)
 					setText(history.getPreviousCommand());
 
+			#if html5
+			// FlxKeyboard.preventDefaultKeys adds "preventDefault" on HTML5
+			// so it ends up not fully propegating our inputs to the stage/event listeners
+			// we do this small work around so we don't need to mess around with lime/openfl events
+			// todo: support the modifier keys
+			case Keyboard.RIGHT:
+				if (FlxG.keys.preventDefaultKeys.contains(Keyboard.RIGHT))
+				{
+					@:privateAccess
+					input.window_onKeyDown(RIGHT, 0);
+				}
+			case Keyboard.LEFT:
+				if (FlxG.keys.preventDefaultKeys.contains(Keyboard.LEFT))
+				{
+					@:privateAccess
+					input.window_onKeyDown(LEFT, 0);
+				}
+			#end
 			case Keyboard.DOWN:
 				if (!history.isEmpty)
 					setText(history.getNextCommand());