v20 @ 12/17/2016

disable PRs that were made from forks with disable_forks Thanks @henrytk
PRs only trigger when matching paths or ignore_paths Thanks @ahume
refactored so adding filters is easier and testable
finally deprecated every, you should always be using version: every

v19 @ 12/6/2016

add meta field for target branch basebranch (Thanks @arwineap)

v18 @ 12/4/2016

No new features. This was a refactor, which I'd like to production test. If you need to revert please lock the resource_type to the v17 tag.

v17 @ 9/27/2016

document the base option
improve deprecation warning to be conditional (Thanks @jmcarp)

v16 @ 9/13/2016

Fix issue where git submodule was not being called on the PR branch

v15 @ 9/11/2016

Resolve issue where every was returning PRs incorrect order. Issue #27
Resolve issue when a PR made on the master branch could not be checked out. Issue #33

v14 @ 9/8/2016

Create a comment on a pull request. PR #24
Only iterate over pull requests that were made against a specific branch. PR #25
Pull in the merged version of the pull request. This is useful to make sure it is mergeable with the current branch. PR #29

v13 @ 7/23/2016

The every flag can be set on source. This removes the need to always set a status on a PR, which helps with the iteration. Consider this beta, please comment on this issue.
Pulled git resource configuration steps for in.
- username - Username for HTTP(S)
  - password - Password for HTTP(S)
  - skip_ssl_verification - Skips git ssl verification
  - git_config - key value pairs for git config

v12 @ 5/25/2016

The branch of the checked out PR will be the original name of from the PR. (Thomas and Benjamin)