Replace link to old docs with link to new docs. (#1372)

Author: alexandergoncharov-zz

README.md

@@ -41,7 +41,7 @@ A React Native app is composed of JavaScript files and any accompanying [images]
 
 The CodePush plugin helps get product improvements in front of your end users instantly, by keeping your JavaScript and images synchronized with updates you release to the CodePush server. This way, your app gets the benefits of an offline mobile experience, as well as the "web-like" agility of side-loading updates as soon as they are available. It's a win-win!
 
-In order to ensure that your end users always have a functioning version of your app, the CodePush plugin maintains a copy of the previous update, so that in the event that you accidentally push an update which includes a crash, it can automatically roll back. This way, you can rest assured that your newfound release agility won't result in users becoming blocked before you have a chance to [roll back](http://microsoft.github.io/code-push/docs/cli.html#link-10) on the server. It's a win-win-win!
+In order to ensure that your end users always have a functioning version of your app, the CodePush plugin maintains a copy of the previous update, so that in the event that you accidentally push an update which includes a crash, it can automatically roll back. This way, you can rest assured that your newfound release agility won't result in users becoming blocked before you have a chance to [roll back](https://docs.microsoft.com/en-us/appcenter/distribution/codepush/cli#rolling-back-updates) on the server. It's a win-win-win!
 
 *Note: Any product changes which touch native code (e.g. modifying your `AppDelegate.m`/`MainActivity.java` file, adding a new plugin) cannot be distributed via CodePush, and therefore, must be updated via the appropriate store(s).*
 
@@ -98,7 +98,7 @@ As new core components are released, which support referencing assets, we'll upd
 
 ## Getting Started
 
-Once you've followed the general-purpose ["getting started"](http://codepush.tools/docs/getting-started.html) instructions for setting up your CodePush account, you can start CodePush-ifying your React Native app by running the following command from within your app's root directory:
+Once you've followed the general-purpose ["getting started"](https://docs.microsoft.com/en-us/appcenter/distribution/codepush/index) instructions for setting up your CodePush account, you can start CodePush-ifying your React Native app by running the following command from within your app's root directory:
 
 ```shell
 npm install --save react-native-code-push