changed how appbars are handled so namespaces can have their names as the appbar title

lib/pages/home.dart

@@ -68,9 +68,6 @@ class HomePageState extends State<HomePage> {
           });
         },
       ),
-      appBar: AppBar(
-        title: new Text("Vikunja"),
-      ),
       body: drawerItem,
     );
   }

lib/pages/landing_page.dart

@@ -129,7 +129,12 @@ class LandingPageState extends State<LandingPage>
                     _addItemDialog(context);
                   },
                   child: const Icon(Icons.add),
-                )));
+                )),
+      appBar: AppBar(
+        title: Text("Vikunja"),
+      ),
+
+    );
   }
 
   _addItemDialog(BuildContext context) {

lib/pages/namespace/namespace.dart

@@ -90,6 +90,9 @@ class _NamespacePageState extends State<NamespacePage> {
         break;
     }
     return new Scaffold(
+      appBar: AppBar(
+        title: Text(widget.namespace.title),
+      ),
       body: RefreshIndicator(onRefresh: () => _loadLists(), child: body),
       floatingActionButton: Builder(
           builder: (context) => FloatingActionButton(

lib/pages/namespace/overview.dart

@@ -52,10 +52,12 @@ class _NamespaceOverviewPageState extends State<NamespaceOverviewPage>
 
     }
 
-    return this._loading
-        ? Center(child: CircularProgressIndicator())
-        : Scaffold(
-        body: RefreshIndicator(
+    return Scaffold(
+        body:
+        this._loading
+            ? Center(child: CircularProgressIndicator())
+            :
+        RefreshIndicator(
             child: ListView(
                 padding: EdgeInsets.zero,
                 children: ListTile.divideTiles(
@@ -66,7 +68,11 @@ class _NamespaceOverviewPageState extends State<NamespaceOverviewPage>
     floatingActionButton: Builder(
     builder: (context) => FloatingActionButton(
     onPressed: () => _addNamespaceDialog(context),
-    child: const Icon(Icons.add))));
+    child: const Icon(Icons.add))),
+    appBar: AppBar(
+        title: Text("Namespaces"),
+    ),
+    );
   }
 
   Future<void> _loadNamespaces() {
@@ -79,8 +85,12 @@ class _NamespaceOverviewPageState extends State<NamespaceOverviewPage>
   }
 
   _onSelectItem(int index) {
-    setState(() => _selectedDrawerIndex = index);
-
+    Navigator.push(context,
+        MaterialPageRoute(
+          builder: (buildContext) => NamespacePage(
+            namespace: _namespaces[index],
+          ),));
+    //setState(() => _selectedDrawerIndex = index);
   }
 
   _addNamespaceDialog(BuildContext context) {

lib/pages/settings.dart

@@ -58,6 +58,8 @@ class SettingsPageState extends State<SettingsPage> {
 
     if (!initialized) init();
     return new Scaffold(
+      appBar: AppBar(title: Text("Settings"),),
+
       body: Column(
         children: [
           UserAccountsDrawerHeader(