docs: add issue and merge request templates

.gitlab/issue_templates/Bug.md

@@ -36,7 +36,7 @@ How much impact does this bug have on the product or further development?
 # Program and – if applicable – dependency version
 Which version of the software did you use?
 
-# Related Tickets
-Add related issues if applicable.
+# Related tickets
+Add related issues (if applicable).
 
-/cc @mgoebel, @schneider210
+/cc [Mathias Göbel](https://gitlab.gwdg.de/mgoebel), [Frank Schneider](https://gitlab.gwdg.de/schneider210), [Michelle Weidling](https://gitlab.gwdg.de/mrodzis)

.gitlab/issue_templates/Feature-request.md

@@ -11,6 +11,6 @@ Is this feature an enhancement of existing code or a completely new feature?
   * [ ] new feature
 
 # Related Tickets
-Add all related issues if applicable.
+Add all related issues (if applicable).
 
-/cc @mgoebel, @schneider210
+/cc [Mathias Göbel](https://gitlab.gwdg.de/mgoebel), [Frank Schneider](https://gitlab.gwdg.de/schneider210), [Michelle Weidling](https://gitlab.gwdg.de/mrodzis)

.gitlab/merge_request_templates/Bugfix.md

-Well, it seems that it is impossible to write software without bugs. That's why
-we are really happy that you are here. Thank you very much! Please take a moment
-to help us include the purposed bugfix by filling out the following form.
+Well, it seems that it is impossible to write software without bugs.
+That's why we are really happy that you are here.
+Thank you very much!
+Please take a moment to help us include the purposed bugfix by filling out the following form.
+
+# Summary
+Apart from what is mentioned in the main ticket you are going to close with this
+MR, tell us what you have done to achieve this goal.
 
 # Related Tickets
-Add all related issues and especially those to be closed. Keep in mind that every
-bugfix branch needs an issue that properly describes the bug beforehand. If your
-fix addresses something untracked, please open a ticket at first.
+Add all related issues and especially those to be closed.
+Keep in mind that every bugfix branch needs an issue that properly describes the bug beforehand.
+If your fix addresses something untracked, please open a ticket at first.
 
 ## Related
 ## Closes
 
-# Summary
-Apart from what is mentioned in the main ticket you are going to close with this
-MR, tell us what you have done to achieve this goal.
-
 # Changelog
 * [ ] I added a statement to the CHANGELOG.
 
-/cc @schneider210 @mgoebel
+/cc [Mathias Göbel](https://gitlab.gwdg.de/mgoebel), [Frank Schneider](https://gitlab.gwdg.de/schneider210), [Michelle Weidling](https://gitlab.gwdg.de/mrodzis)

.gitlab/merge_request_templates/Feature.md

@@ -13,11 +13,12 @@ If you can, please provide use cases for this feature.
 Shall we add your feature to the documentation?
 * [ ] I've already did it!
 * [ ] At least I added a headline to the documentation.
+* [ ] Not applicable
 
 ## Function Documentation
 * [ ] Of course I prepared all my functions with an appropriate documentation.
 
-## Are there parts of the documentation we have to adjust?
+## Are There Parts of the Documentation We Have to Adjust?
 * [ ] No.
 * [ ] Yes, but I'd like someone else to do it.
 * [ ] Yes, and I already did!
@@ -38,4 +39,4 @@ Add all related issues and especially those to be closed.
 
 # Logs and Screenshots
 
-/cc @schneider210 @mgoebel
+/cc [Mathias Göbel](https://gitlab.gwdg.de/mgoebel), [Frank Schneider](https://gitlab.gwdg.de/schneider210), [Michelle Weidling](https://gitlab.gwdg.de/mrodzis)