KAT-44: Changed titles in demo app to test git workflow

rescueapp/lib/main.dart

@@ -9,7 +9,7 @@ class MyApp extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
-      title: 'Flutter Demo',
+      title: 'KatApp',
       theme: ThemeData(
         // This is the theme of your application.
         //
@@ -22,7 +22,7 @@ class MyApp extends StatelessWidget {
         // is not restarted.
         primarySwatch: Colors.blue,
       ),
-      home: MyHomePage(title: 'Flutter Demo Home Page'),
+      home: MyHomePage(title: 'KatApp Home Page'),
     );
   }
 }