Use lib/bin separation to allow for proper documentation

src/bin.rs

@@ -0,0 +1,34 @@
+#![feature(alloc_system)]
+extern crate alloc_system;
+
+extern crate pnmixerlib;
+
+use pnmixerlib::*;
+
+use app_state::*;
+#[cfg(feature = "notify")]
+use libnotify::*;
+use std::rc::Rc;
+
+fn main() {
+    gtk::init().unwrap();
+
+    // TODO: error handling
+    #[cfg(feature = "notify")]
+    init("PNMixer-rs").unwrap();
+
+    flexi_logger::LogOptions::new()
+       .log_to_file(false)
+       // ... your configuration options go here ...
+       .init(Some("pnmixer=debug".to_string()))
+       .unwrap_or_else(|e| panic!("Logger initialization failed with {}", e));
+
+    let apps = Rc::new(AppS::new());
+
+    ui_entry::init(apps);
+
+    gtk::main();
+
+    #[cfg(feature = "notify")]
+    uninit();
+}