Add workaround for linux virtual console colors init error

tui_main.c

@@ -1585,19 +1585,27 @@ int main(int argc, char** argv) {
   // hasn't typed anything. That way we can mix other timers in our code,
   // instead of being a slave only to terminal input.
   // nodelay(stdscr, TRUE);
+
+  if (has_colors()) {
     // Enable color
     start_color();
     use_default_colors();
-
     for (int ifg = 0; ifg < Colors_count; ++ifg) {
       for (int ibg = 0; ibg < Colors_count; ++ibg) {
         int res = init_pair((short int)(1 + ifg * Colors_count + ibg),
                             (short int)(ifg - 1), (short int)(ibg - 1));
+        (void)res;
+        // Might fail on Linux virtual console/terminal for a couple of colors.
+        // Just ignore.
+#if 0
         if (res == ERR) {
           endwin();
-        fprintf(stderr, "Error initializing color\n");
+          fprintf(stderr, "Error initializing color pair: %d %d\n", ifg - 1,
+                  ibg - 1);
           exit(1);
         }
+#endif
+      }
     }
   }