Pre-load some screenshots

Author: ben

en/book/04-git-server/chapter4.asc

@@ -639,7 +639,7 @@ There's also ``unofficial'' guidance on getting GitLab running with non-standard
 ==== Administration
 
 GitLab's administration interface is accessed over the web.
-Simply point your browser to the hostname or IP address of the machine where GitLab is installed, and log in as the admin user.
+Simply point your browser to the hostname or IP address of the machine where GitLab is installed, and log in as an admin user.
 The default username is `[email protected]`, and the default password is `5iveL!fe` (which you will be prompted to change as soon as you enter it).
 Once logged in, click the ``Admin area'' icon in the menu at the top right.
 
@@ -649,8 +649,19 @@ image::images/gitlab-menu.png[The ``Admin area'' item in the GitLab menu.]
 
 ===== Users and Groups
 * Users
+
+[[gitlab_users]]
+.The GitLab user administration screen.
+image::images/gitlab-users.png[The GitLab user administration screen.]
+
 * Groups
 
+[[gitlab_groups]]
+.The GitLab groups administration screen.
+image::images/gitlab-groups.png[The GitLab groups administration screen.]
+
+()
+
 ===== Projects
 * Visibility levels
 * Labels
@@ -660,6 +671,10 @@ image::images/gitlab-menu.png[The ``Admin area'' item in the GitLab menu.]
 * Logs
 * Messages
 
+[[gitlab_message]]
+.How a message is displayed.
+image::images/gitlab-broadcast.png[How a message is displayed.]
+
 ==== Basic Operation
 
 * Creating a project