small changes, updated readme

Author: nisrulz

using_custom_fonts/README.md

@@ -1,8 +1,10 @@
-# using_custom_fonts
+# Using Custom Fonts
+
+Example app showing implementing custom fonts as text style.
+
+<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/).

using_custom_fonts/demo_img.jpg

@@ -1,8 +1,10 @@
-# using_gradient
+# Using Gradients
+
+Example app showing implementing gradient as a background.
+
+<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/).

using_gradient/README.md

@@ -20,6 +20,7 @@ void main() {
                 // Add Text
                 child: new Text(
                   "Hello World!",
+                  style: new TextStyle(color: Colors.white),
                 ),
               ),
               // Set background

using_gradient/demo_img.jpg

@@ -3,7 +3,7 @@ import 'package:flutter/material.dart';
 LinearGradient getCustomGradient() {
   // Define a Linear Gradient
   return new LinearGradient(
-      colors: [Colors.lightBlueAccent, Colors.blueAccent],
+      colors: [Colors.pink, Colors.blueAccent],
       begin: const FractionalOffset(0.0, 0.0),
       end: const FractionalOffset(0.6, 0.0),
       stops: [0.0, 0.6],