Test (#757)

* Testing probot
q!
:q
:q
q
n

* fix: update version number

* docs: DCO add

.github/config.yml

+# Configuration for welcome - https://github.com/behaviorbot/welcome
+
+# Configuration for new-issue-welcome - https://github.com/behaviorbot/new-issue-welcome
+
+# Comment to be posted to on first time issues
+newIssueWelcomeComment: >
+  Thanks for opening your first issue here! Be sure to follow the issue template!
+
+# Configuration for new-pr-welcome - https://github.com/behaviorbot/new-pr-welcome
+
+# Comment to be posted to on PRs from first time contributors in your repository
+newPRWelcomeComment: >
+  Thanks for opening this pull request! Please check out our contributing guidelines.
+
+# Configuration for first-pr-merge - https://github.com/behaviorbot/first-pr-merge
+
+# Comment to be posted to on pull requests merged by a first time user
+firstPRMergeComment: >
+  Congrats on merging your first pull request! We here at behaviorbot are proud of you!
+
+# It is recommended to include as many gifs and emojis as possible!

.github/stale.yml

+# Number of days of inactivity before an issue becomes stale
+daysUntilStale: 2
+# Number of days of inactivity before a stale issue is closed
+daysUntilClose: 3
+# Issues with these labels will never be considered stale
+exemptLabels:
+  - pinned
+  - security
+# Label to use when marking an issue as stale
+staleLabel: wontfix
+# Comment to post when marking an issue as stale. Set to `false` to disable
+markComment: >
+  This issue has been automatically marked as stale because it has not had
+  recent activity. It will be closed if no further activity occurs. Thank you
+  for your contributions.
+# Comment to post when closing a stale issue. Set to `false` to disable
+closeComment: false

CONTRIBUTING.md

@@ -216,3 +216,5 @@ A PR can only be merged into master by a maintainer if:
 
 Any maintainer is allowed to merge a PR if all of these conditions are
 met.
+
+Read https://developercertificate.org/.

README.md

 # ravada 
 
-[![GitHub version](https://img.shields.io/badge/version-0.2.14-brightgreen.svg)](https://github.com/frankiejol/ravada/releases) [![License: AGPL v3](https://img.shields.io/badge/License-AGPL%20v3-blue.svg)](https://github.com/frankiejol/ravada/blob/master/LICENSE)
+[![GitHub version](https://img.shields.io/badge/version-0.2.15-brightgreen.svg)](https://github.com/frankiejol/ravada/releases) [![License: AGPL v3](https://img.shields.io/badge/License-AGPL%20v3-blue.svg)](https://github.com/frankiejol/ravada/blob/master/LICENSE)
 [![Documentation Status](https://readthedocs.org/projects/ravada/badge/?version=latest)](http://ravada.readthedocs.io/en/latest/?badge=latest)
 [![GitHub Stats](https://img.shields.io/badge/github-stats-ff5500.svg)](http://githubstats.com/upc/ravada)
 [![Follow twitter](https://img.shields.io/twitter/follow/ravada_vdi.svg?style=social&label=Twitter&style=flat-square)](https://twitter.com/ravada_vdi)