Remove old JIRA reference

doc/project_services/jira.md

@@ -81,16 +81,14 @@ password as they will be needed when configuring GitLab in the next section.
 
 ### Configuring GitLab
 
+_**Note:** The currently supported JIRA versions are v6.x and v7.x._
+
 Assuming you [have already configured JIRA](#configuring-jira), now it's time
 to configure GitLab.
 
 JIRA configuration in GitLab is done via a project's
 [**Services**](../project_services/project_services.md).
 
-#### GitLab 7.8 and up
-
-_**Note:** The currently supported JIRA versions are v6.x and v7.x._
-
 To enable JIRA integration in a project, navigate to the project's
 **Settings > Services > JIRA**.
 
@@ -114,14 +112,6 @@ with the linked JIRA project.
 
 ---
 
-#### GitLab 6.x-7.7 with JIRA v6.x
-
-_**Note:** GitLab versions 7.8 and up contain various integration improvements.
-We strongly recommend upgrading._
-
-In the unfortunate event that you are still using GitLab < 7.8, consult the
-[jira_old document](jira_old.md) on how to configure JIRA.
-
 ## JIRA issues
 
 By now you should have [configured JIRA](#configuring-jira) and enabled the

doc/project_services/jira_old.md

-# GitLab 6.x-7.7 with JIRA v6.x
-
-**NOTE: This method is deprecated. GitLab versions 7.8 and up, contain various
-integration improvements and we strongly recommend upgrading. The official
-supported document on JIRA integration can be found under [JIRA](jira.md).**
-
----
-
-In `gitlab.yml` enable the JIRA issue tracker section by
-[uncommenting these lines][jira-gitlab-yml]. This will make sure that all
-issues within GitLab are pointing to the JIRA issue tracker.
-
-After you set this, you will be able to close issues in JIRA by a commit in
-GitLab.
-
-Go to your project's **Settings** page and fill in the project name for the
-JIRA project:
-
-![Set the JIRA project name in GitLab to 'NEW'](img/jira_project_name.png)
-
----
-
-You can also enable the JIRA service that will allow you to interact with JIRA
-issues. Go to the **Settings > Services > JIRA** and:
-
-1. Tick the active check box to enable the service
-1. Supply the URL to JIRA server, for example https://jira.example.com
-1. Supply the username of a user we created under `Configuring JIRA` section,
-   for example `gitlab`
-1. Supply the password of the user
-1. Optional: supply the JIRA API version, default is version `2`
-1. Optional: supply the JIRA issue transition ID (issue transition to closed).
-   This is dependent on JIRA settings, default is `2`
-1. Hit save
-
-
-![JIRA services page](img/jira_service.png)
-
-
-[jira-gitlab-yml]: https://gitlab.com/subscribers/gitlab-ee/blob/6-8-stable-ee/config/gitlab.yml.example#L111-115