attention: Replace parse_* and serialise with TryFrom<Element> and Into<Element>.

src/lib.rs

@@ -13,6 +13,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+#![feature(try_from)]
+
 extern crate minidom;
 extern crate jid;
 extern crate base64;