Close sidebar on proper location; server first connect with exponential backoff

app/src/main/java/chat/rocket/android/activity/MainActivity.java

@@ -61,7 +61,6 @@ public class MainActivity extends AbstractAuthedActivity implements MainContract
     statusTicker = new StatusTicker();
     pane = (SlidingPaneLayout) findViewById(R.id.sliding_pane);
     setupToolbar();
-    closeSidebarIfNeeded();
   }
 
   @Override
@@ -139,6 +138,7 @@ public class MainActivity extends AbstractAuthedActivity implements MainContract
         });
       }
     }
+    closeSidebarIfNeeded();
   }
 
   private boolean closeSidebarIfNeeded() {

app/src/main/java/chat/rocket/android/service/RealmBasedConnectivityManager.java

@@ -185,7 +185,6 @@ import rx.subjects.PublishSubject;
       }
 
       return connectToServer(hostname);
-//          .retryWhen(RxHelper.exponentialBackoff(1, 500, TimeUnit.MILLISECONDS));
     });
   }
 

app/src/main/java/chat/rocket/android/service/RocketChatWebSocketThread.java

@@ -122,7 +122,7 @@ public class RocketChatWebSocketThread extends HandlerThread {
         }
       }.start();
     }).flatMap(webSocket ->
-        webSocket.connect().map(_val -> webSocket));
+        webSocket.connectWithExponentialBackoff().map(_val -> webSocket));
   }
 
   @Override