Clean up features

schala-lang/language/src/lib.rs

@@ -1,7 +1,4 @@
-#![feature(or_patterns)]
-#![feature(trace_macros)]
-//#![feature(unrestricted_attribute_tokens)]
-#![feature(slice_patterns, box_patterns, box_syntax)]
+#![feature(box_patterns, box_syntax, trace_macros, or_patterns)]
 
 //! `schala-lang` is where the Schala programming language is actually implemented. 
 //! It defines the `Schala` type, which contains the state for a Schala REPL, and implements

schala-repl/src/lib.rs

@@ -1,5 +1,4 @@
-#![feature(link_args)]
-#![feature(slice_patterns, box_patterns, box_syntax, proc_macro_hygiene, decl_macro)]
+#![feature(link_args, box_patterns, box_syntax, proc_macro_hygiene, decl_macro)]
 #![feature(plugin)]
 extern crate getopts;
 extern crate linefeed;