Avoid unused #[macro_use] import warning

Author: shepmaster

src/lib.rs

@@ -142,7 +142,6 @@
 //! | <code>s.find("xyzzy")</code>                     | 5391 MB/s      |
 
 #[cfg(test)]
-#[macro_use]
 extern crate lazy_static;
 #[cfg(test)]
 extern crate memmap;

src/simd.rs

@@ -320,6 +320,7 @@ mod test {
     use std::{fmt, str};
     use memmap::MmapMut;
     use region::Protection;
+    use lazy_static::lazy_static;
 
     use super::*;