Fix warnings in examples

Author: Marckvdv

examples/ex_1.rs

@@ -8,8 +8,6 @@
       Simple "Hello, world" example.
 */
 
-#![feature(globs)]
-
 extern crate ncurses;
 
 use ncurses::*;

examples/ex_2.rs

@@ -8,8 +8,6 @@
       Basic input and attribute example.
 */
 
-#![feature(globs)]
-
 extern crate ncurses;
 
 use std::char;

examples/ex_3.rs

@@ -13,8 +13,6 @@
         ./bin/ex_3 examples/ex_3.rs
 */
 
-#![feature(globs)]
-
 extern crate ncurses;
 
 use std::os;

examples/ex_4.rs

@@ -10,8 +10,6 @@
       around the screen.
 */
 
-#![feature(globs)]
-
 extern crate ncurses;
 
 use ncurses::*;

examples/ex_5.rs

@@ -14,7 +14,6 @@
         ./bin/ex_5 examples/ex_5.rs
 */
 
-#![feature(globs)]
 #![feature(unsafe_destructor)]
 
 extern crate ncurses;