updated readme of each example with a screenshot/gif and more details about the example.

added more comments to code

load_local_image/README.md

@@ -1,8 +1,10 @@
-# load_local_image
+# Load Local Image
+
+Example app showing implementation which loads up an image from a local folder.
+
+<img src="demo_img.jpg" height="600em" />
 
-A new Flutter project.
 
 ## Getting Started
 
-For help getting started with Flutter, view our online
-[documentation](http://flutter.io/).
+For help getting started with Flutter, view online [documentation](http://flutter.io/).

load_local_image/lib/main.dart

@@ -15,7 +15,10 @@ class MyApp extends StatelessWidget {
         ),
         body: new Container(
           child: new Center(
-            child: new Text("Hellow World!"),
+            child: new Text(
+              "Hello World!",
+              style: new TextStyle(color: Colors.white),
+            ),
           ),
           // Set the image as the background of the Container
           decoration: new BoxDecoration(