Bug Fix: App crashes while the user switches the selected tab

#1233

Riot/ViewController/HomeViewController.m

@@ -46,6 +46,10 @@
     self.view.accessibilityIdentifier = @"HomeVCView";
     self.recentsTableView.accessibilityIdentifier = @"HomeVCTableView";
     
+    // Tag the recents table with the its recents data source mode.
+    // This will be used by the shared RecentsDataSource instance for sanity checks (see UITableViewDataSource methods).
+    self.recentsTableView.tag = RecentsDataSourceModeHome;
+    
     // Add the (+) button programmatically
     [self addPlusButton];