New doc about how to create an issue

doc/gitlab-basics/README.md

@@ -23,3 +23,5 @@ Step-by-step guides on the basics of working with Git and GitLab.
 * [Add an image](add-image.md)
 * [Create a Merge Request](add-merge-request.md)
+
+* [Create an Issue](create-issue.md)

doc/gitlab-basics/create-issue.md

+# How to create an Issue in GitLab
+
+The Issue Tracker is a good place to add things that need to be improved or solved in a project.  
+
+To create an Issue, sign in to GitLab.
+
+Go to the project where you'd like to create the Issue:
+
+![Select a project](basicsimages/select_project.png)
+
+Click on "Issues" on the left side of your screen:
+
+![Issues](basicsimages/issues.png)
+
+Click on the "+ new issue" button on the right side of your screen:
+
+![New issue](basicsimages/new_issue.png)
+
+Add a title and a description to your issue:
+
+![Issue title and description](basicsimages/issue_title.png)
+
+You may assign the Issue to a user, add a milestone and add labels (they are all optional). Then click on "submit new issue":
+
+![Submit new issue](basicsimages/submit_new_issue.png)
+
+Your Issue will now be added to the Issue Tracker and will be ready to be reviewed.