Use 0.5 crates in rusti

Author: brson

src/rusti/rusti.rc

@@ -12,10 +12,10 @@
 #[allow(vecs_implicitly_copyable,
         non_implicitly_copyable_typarams)];
 
-extern mod core(vers = "0.4");
-extern mod std(vers = "0.4");
-extern mod rustc(vers = "0.4");
-extern mod syntax(vers = "0.4");
+extern mod core(vers = "0.5");
+extern mod std(vers = "0.5");
+extern mod rustc(vers = "0.5");
+extern mod syntax(vers = "0.5");
 
 use core::*;
 use io::{ReaderUtil, WriterUtil};