Use ANSI escape sequence to reset and clear terminal, rather than using

the (slow) werase().

src/hci/mucurses/ansi_screen.c

@@ -5,6 +5,8 @@ unsigned short _COLS = 80;
 unsigned short _LINES = 25;
 
 static void ansiscr_init ( struct _curses_screen *scr __unused ) {
+	/* Reset terminal attributes and clear screen */
+	printf ( "\033[0m\033[2J" );
 }
 
 static void ansiscr_exit ( struct _curses_screen *scr __unused ) {

src/hci/mucurses/wininit.c

@@ -17,8 +17,6 @@ WINDOW *initscr ( void ) {
 	stdscr->scr->init( stdscr->scr );
 	stdscr->height = LINES;
 	stdscr->width = COLS;
-	werase( stdscr );
-
 	return stdscr;
 }