Support building with rust stable, using syntex.

src/lib.in.rs

@@ -0,0 +1,16 @@
+#[macro_use] pub mod util;
+mod audio_decrypt;
+mod audio_file;
+mod audio_key;
+mod authentication;
+mod connection;
+mod diffie_hellman;
+pub mod discovery;
+pub mod mercury;
+pub mod metadata;
+pub mod player;
+pub mod session;
+pub mod spirc;
+pub mod link;
+mod stream;
+mod zeroconf;