Moved curses initialization related stuff to display.c.

lib/display.c

@@ -1,9 +1,18 @@
 #include <ncurses.h>
 #include <malloc.h>
 #include <string.h>
+#include <locale.h>
 #include "card.h"
 #include "display.h"
 
+void init_curses() {
+  setlocale(LC_ALL, "");    /* supporting unicode characters          */
+  initscr();                /* initialize the terminal in curses mode */
+  raw();                    /* disable line buffers                   */
+  noecho();                 /* character echo is unnecessary          */
+  keypad(stdscr, TRUE);     /* enable F and arrow keys                */
+}
+
 char *card_suit(enum suit suit) {
   char *card_suit;