contributing.md in appium_lib-8.1.0 vs contributing.md in appium_lib-8.2.0

@@ -27,6 +27,8 @@
 0. Ensure you have `~/.gem/credentials` If not run [the following command](http://guides.rubygems.org/make-your-own-gem/) (replace username with your rubygems user)
 > $ curl -u username https://rubygems.org/api/v1/api_key.yaml >
 ~/.gem/credentials; chmod 0600 ~/.gem/credentials
 
 1. Bump the version number `rake bump`
-2. Publish with `rake release`
+2. Generate release note and create a branch with `rake release`
+    - Push and merge the branch to the master
+3. Build and publish gem with `rake publish`