update README.md

README.md

@@ -3,6 +3,22 @@
 
 ![The plugin UI](support/images/screenshot.png)
 
+## Configure Appveyor ##
+- Authorize access for Appveyor to your GitHub profile and add the plugin project
+- Create a GitHub access token with a name like "Appveyor token for deployment" and select only `public_repo`
+- Encrypt the token using [this form][95921ad4]
+- Replace the content of `deploy.auth_token.secure` in `.appveyor.yml` with the encrypted string generated by the form
+
+## Configure Travis CI ##
+- Authorize access for Travis CI to your GitHub profile and add the plugin project
+- Create a GitHub access token with a name like "Travis CI token for deployment" and select only `public_repo`
+- Encrypt the token using the [command line utility][feb7d597]
+- Replace the content of `deploy.api_key.secure` in `.travis.yml` with the encrypted string generated by the utility
+
+## Triggering a release ##
+- The creation of a new release on GitHub will trigger new builds (and automatic deployments) on Appveyor and Travis CI
+- As an alternative, you can manually add a tag to the `master` branch: `git tag vX.Y.Z` and then push it `git push --tags`
+
 ## Building on OS X ##
 - Make sure cmake, git and Xcode are installed (if not, the first two can be installed via [brew][dbaaa0fa], while Xcode can be downloaded from the App Store)
 - From the terminal, run:
@@ -32,4 +48,6 @@
     - `build/Release/gain.dll`
     - `build/Release/gain-vst3.dll`
 
+  [95921ad4]: https://ci.appveyor.com/tools/encrypt "Encrypt access token"
+  [feb7d597]: http://docs.travis-ci.com/user/encryption-keys "How to encrypt strings for Travis CI"
   [dbaaa0fa]: https://brew.sh "Install brew"