README.md in govuk_elements_rails-0.2.2 vs README.md in govuk_elements_rails-0.3.0

@@ -26,9 +26,27 @@
 
     cd vendor/assets/javascripts/
     ln -s ../../../govuk_elements/public/javascripts/application.js
     ls -l
 
+To update govuk_elements to last master commit:
+
+    cd govuk_elements
+    git checkout master
+    git pull
+    cd ..
+    git commit -am "Update govuk_elements to last master commit."
+
+To update version number, edit version.rb, and repackage:
+
+    vi lib/govuk_elements_rails/version.rb
+    rake clean
+    rake package
+
+To tag and publish the gem to rubygems.org:
+
+    rake publish
+
 ## Usage
 
 At the top of a Sass file in your Rails project you should use an `@import` rule
 to include the file for the mixins you require. For example here are all the
 imports possible: