Fix some rust warnings

demo/rust/src/implementation/fibonacci.rs

@@ -61,14 +61,12 @@ impl FibonacciTrait for Fibonacci {
 
 pub struct FibonacciList {
     emit: FibonacciListEmitter,
-    model: FibonacciListList,
 }
 
 impl FibonacciListTrait for FibonacciList {
-    fn create(emit: FibonacciListEmitter, model: FibonacciListList) -> FibonacciList {
+    fn create(emit: FibonacciListEmitter, _: FibonacciListList) -> FibonacciList {
         FibonacciList {
             emit: emit,
-            model: model,
         }
     }
     fn emit(&self) -> &FibonacciListEmitter {

demo/rust/src/implementation/processes.rs

@@ -114,7 +114,7 @@ fn update_thread(
     emit: ProcessesEmitter,
     incoming: Arc<Mutex<Option<ProcessTree>>>,
     mut active: bool,
-    statusChannel: Receiver<ChangeState>,
+    status_channel: Receiver<ChangeState>,
 ) {
     thread::spawn(move || {
         loop {
@@ -124,7 +124,7 @@ fn update_thread(
                 emit.new_data_ready(None);
                 timeout = Duration::from_secs(1);
             }
-            match statusChannel.recv_timeout(timeout) {
+            match status_channel.recv_timeout(timeout) {
                 Err(RecvTimeoutError::Timeout) => {},
                 Err(RecvTimeoutError::Disconnected) => { return; },
                 Ok(ChangeState::Active) => { active = true; },
@@ -399,16 +399,16 @@ impl ProcessesTrait for Processes {
         if self.active != active {
             self.active = active;
             if active {
-                self.channel.send(ChangeState::Active);
+                self.channel.send(ChangeState::Active)
             } else {
-                self.channel.send(ChangeState::Inactive);
-            }
+                self.channel.send(ChangeState::Inactive)
+            }.expect("Process thread died.");
         }
     }
 }
 
 impl Drop for Processes {
     fn drop(&mut self) {
-        self.channel.send(ChangeState::Quit);
+        self.channel.send(ChangeState::Quit).expect("Process thread died.");
     }
 }

demo/rust/src/implementation/time_series.rs

@@ -8,15 +8,13 @@ struct TimeSeriesItem {
 
 pub struct TimeSeries {
     emit: TimeSeriesEmitter,
-    model: TimeSeriesList,
     list: Vec<TimeSeriesItem>,
 }
 
 impl TimeSeriesTrait for TimeSeries {
-    fn create(emit: TimeSeriesEmitter, model: TimeSeriesList) -> TimeSeries {
+    fn create(emit: TimeSeriesEmitter, _: TimeSeriesList) -> TimeSeries {
         let mut series = TimeSeries {
             emit: emit,
-            model: model,
             list: Vec::new(),
         };
         for i in 0..100 {