Merge pull request #94 from telia-oss/document-webhook-subscriptions

Document webhook subscriptions

README.md

@@ -52,7 +52,7 @@ A version is represented as follows:
 If several commits are pushed to a given PR at the same time, the last commit will be the new version.
 
 **Note on webhooks:**
-This resource does not implement any caching, so it should work well with webhooks (should be subscribed to `push` events).
+This resource does not implement any caching, so it should work well with webhooks (should be subscribed to `push` and `pull_request` events).
 One thing to keep in mind however, is that pull requests that are opened from a fork and commits to said fork will not
 generate notifications over the webhook. So if you have a repository with little traffic and expect pull requests from forks,
  you'll need to discover those versions with `check_every: 1m` for instance. `check` in this resource is not a costly operation,