Support listing room members (#6)

src/main.rs

@@ -317,7 +317,7 @@ impl Application {
     fn iamb_run(
         &mut self,
         action: IambAction,
-        _: ProgramContext,
+        ctx: ProgramContext,
         store: &mut ProgramStore,
     ) -> IambResult<EditInfo> {
         let info = match action {
@@ -327,6 +327,13 @@ impl Application {
                 None
             },
 
+            IambAction::Room(act) => {
+                let acts = self.screen.current_window_mut()?.room_command(act, ctx, store)?;
+                self.action_prepend(acts);
+
+                None
+            },
+
             IambAction::SendMessage(room_id, msg) => {
                 let (event_id, msg) = self.worker.send_message(room_id.clone(), msg)?;
                 let user = store.application.settings.profile.user_id.clone();