oops, removed bits.test() from main

Author: Dave Herman

src/comp/driver/rustc.rs

@@ -5,12 +5,8 @@ import front.token;
 import middle.trans;
 import middle.resolve;
 
-import util.bits;
-
 io fn main(vec[str] args) {
 
-  bits.test();
-
   log "This is the rust 'self-hosted' compiler.";
   log "The one written in rust.";
   log "It does nothing yet, it's a placeholder.";