update gitignore & fix links

Summary:
fix the missing UIExplorer -> RNTester refactoring links
Closes https://github.com/facebook/react-native/pull/14104

Differential Revision: D5105736

Pulled By: hramos

fbshipit-source-id: f2a66325d08709c4967b254a1d674bf293bdd226

.buckconfig

@@ -9,5 +9,4 @@
   central = https://repo1.maven.org/maven2
 
 [alias]
-  movies = //Examples/Movies/android/app:app
   rntester = //RNTester/android/app:app

.gitignore

@@ -23,10 +23,10 @@ project.xcworkspace
 
 # Gradle
 /build/
-/Examples/**/android/app/build/
+/RNTester/android/app/build/
-/Examples/**/android/app/gradle/
+/RNTester/android/app/gradle/
-/Examples/**/android/app/gradlew
+/RNTester/android/app/gradlew
-/Examples/**/android/app/gradlew.bat
+/RNTester/android/app/gradlew.bat
 /ReactAndroid/build/
 
 # Buck

docs/Animations.md

@@ -364,8 +364,8 @@ This means it does not work with `PanResponder` but does work with things like `
 
 The RNTester app has various examples of `Animated` in use:
 
-- [AnimatedGratuitousApp](https://github.com/facebook/react-native/tree/master/Examples/RNTester/js/AnimatedGratuitousApp)
+- [AnimatedGratuitousApp](https://github.com/facebook/react-native/tree/master/RNTester/js/AnimatedGratuitousApp)
-- [NativeAnimationsExample](https://github.com/facebook/react-native/blob/master/Examples/RNTester/js/NativeAnimationsExample.js)
+- [NativeAnimationsExample](https://github.com/facebook/react-native/blob/master/RNTester/js/NativeAnimationsExample.js)
 
 ## `LayoutAnimation` API
 

website/src/react-native/support.js

@@ -62,9 +62,6 @@ var support = React.createClass({
                   <li className="help-list-entry">
                     <a href="https://github.com/facebook/react-native/tree/master/RNTester">RNTester</a>
                   </li>
-                  <li className="help-list-entry">
-                    <a href="https://github.com/facebook/react-native/tree/master/Examples/Movies">Movies</a>
-                  </li>
                 </ul>
 
                 <h2>Stay up to date</h2>