Add rustfmt from relibc and apply it with cargo fmt

src/sync/mod.rs

@@ -1,7 +1,5 @@
-pub use self::wait_condition::WaitCondition;
-pub use self::wait_queue::WaitQueue;
-pub use self::wait_map::WaitMap;
+pub use self::{wait_condition::WaitCondition, wait_map::WaitMap, wait_queue::WaitQueue};
 
 pub mod wait_condition;
-pub mod wait_queue;
 pub mod wait_map;
+pub mod wait_queue;