Add a new UIFC_NOBRDR flag to input and list options to ask for a window

with no borders... (No jokes please!)

src/uifc/uifc.h

@@ -185,8 +185,8 @@
 #define WIN_REDRAW	(1<<21) /* Force redraw on dynamic window */
 #define WIN_NODRAW	(1<<22) /* Force not to redraw on dynamic window */
 #define WIN_EXTKEYS	(1<<23) /* Return on any keypress... if it's not handled internally
-							 * Return value is -2 - keyvalue
-							 */
+							 * Return value is -2 - keyvalue */
+#define WIN_NOBRDR	(1<<24)	/* Do not draw a border around the window */
 
 #define WIN_MID WIN_L2R|WIN_T2B  /* Place window in middle of screen */