Bugfix: selecting or muting an ipo curve in the action editor

would be undone on redraw with an ipo window open in editmode,
or with show keys enabled in the ipo window.

source/blender/src/editaction.c

@@ -3570,6 +3570,8 @@ static void mouse_actionchannels (short mval[])
 					/* select/deselect */
 					select_icu_channel(act, icu, SELECT_INVERT);
 				}
+
+				allspace(REMAKEIPO, 0);
 			}
 			break;
 		case ACTTYPE_CONCHAN: