Merge branch 'feature/#114-issue-templates' into 'develop'

Feature/#114 issue templates

Closes #114

See merge request !84

.gitlab/issue_templates/Bug.md

+# Description
+Just leave a short summary what the bug is about and where you came to notice it.
+
+## I expected the following to happen:
+…
+
+## On the contrary, I observed:
+…
+
+# How to reproduce the bug
+Please describe briefly how you discovered the bug and what a developer has to do to reproduce it.
+
+_Steps:_
+  * Step 1
+  * Step 2
+  * ...
+
+# Severity
+How much impact does this bug have on the product or further development?
+  * [ ] Minor
+  * [ ] Major
+  * [ ] Critical
+  * [ ] Blocker
+
+# Platform
+  * [ ] Unix
+  * [ ] Windows
+  * [ ] MacOS
+
+# Program version
+Which version of SADE did you use?
+
+# Related Tickets
+Add related issues if applicable.
+
+/cc @mgoebel, @hynek, @mrodzis

.gitlab/issue_templates/Feature-request.md

+# Description
+Just leave a short summary what the feature is about.
+
+# Use Cases
+If you can, please provide use cases for this feature.
+
+# Classification
+Is this feature an enhancement of existing code or a completely new feature?
+
+  * [ ] enhancement
+  * [ ] new feature
+
+# Related Tickets
+Add all related issues if applicable.
+
+/cc @mgoebel, @hynek, @mrodzis

CONTRIBUTING.md

@@ -20,6 +20,10 @@ you do not have an account there, do not hesitate to
 we need a short information when you received your user name to add your account
 to GitLab. Please send it to [sade-owner@sub.uni-goettingen.de](mailto:sade-owner@sub.uni-goettingen.de).
 
+Currently you have two issue templates at your disposal: [Bug](https://gitlab.gwdg.de/SADE/SADE/blob/master/.gitlab/issue_templates/Bug.md) and [Feature]((https://gitlab.gwdg.de/SADE/SADE/blob/master/.gitlab/issue_templates/Feature-request.md). Please
+use one of these to create your issue to provide all information we need to swiftly
+getting things done.
+
 A ticket is not necessary for [trivial
 changes](https://puppet.com/community/trivial-patch-exemption-policy#general-guidance-for-using-this-policy).