Merge branch 'master' of github.com:ethcore/parity into fixed_hash_util

util/src/bytes.rs

@@ -36,7 +36,7 @@ use std::fmt;
 use std::slice;
 use std::ops::{Deref, DerefMut};
 
-/// Slie pretty print helper
+/// Slice pretty print helper
 pub struct PrettySlice<'a> (&'a [u8]);
 
 impl<'a> fmt::Debug for PrettySlice<'a> {

util/using_queue/src/lib.rs

@@ -71,6 +71,9 @@ impl<T> UsingQueue<T> where T: Clone {
 		self.pending = Some(b);
 	}
 
+	/// Is there anything in the queue currently?
+	pub fn is_in_use(&self) -> bool { self.in_use.len() > 0 }
+
 	/// Clears everything; the queue is entirely reset.
 	pub fn reset(&mut self) {
 		self.pending = None;