Minor refactoring.

Author: lambdaxymox

tests/test_obj_parser.rs

@@ -1,6 +1,3 @@
-extern crate wavefront_obj;
-
-
 use std::fs::File;
 use std::io::Read;
 use wavefront_obj::obj::{

tests/test_obj_parser2.rs

@@ -1,6 +1,3 @@
-extern crate wavefront_obj;
-
-
 use std::slice;
 use wavefront_obj::obj::{
     Element,

tests/test_obj_parser3.rs

@@ -1,6 +1,3 @@
-extern crate wavefront_obj;
-
-
 use std::fs::File;
 use std::io::Read;
 use wavefront_obj::obj::{