Update version of gitlab-shell in the installation and update documentation.

doc/install/installation.md

@@ -280,7 +280,7 @@ We recommend using a PostgreSQL database. For MySQL check [MySQL setup guide](da
 GitLab Shell is an SSH access and repository management software developed specially for GitLab.
 
     # Run the installation task for gitlab-shell (replace `REDIS_URL` if needed):
-    sudo -u git -H bundle exec rake gitlab:shell:install[v2.4.3] REDIS_URL=unix:/var/run/redis/redis.sock RAILS_ENV=production
+    sudo -u git -H bundle exec rake gitlab:shell:install[v2.5.4] REDIS_URL=unix:/var/run/redis/redis.sock RAILS_ENV=production
 
     # By default, the gitlab-shell config is generated from your main GitLab config.
     # You can review (and modify) the gitlab-shell config as follows:

doc/update/6.x-or-7.x-to-7.8.md

@@ -123,7 +123,7 @@ sudo apt-get install libkrb5-dev
 ```bash
 cd /home/git/gitlab-shell
 sudo -u git -H git fetch
-sudo -u git -H git checkout v2.4.3
+sudo -u git -H git checkout v2.5.4
 ```
 
 ## 7. Install libs, migrations, etc.
@@ -163,7 +163,7 @@ git diff 6-0-stable:config/gitlab.yml.example 7-8-stable:config/gitlab.yml.examp
 
 * Make `/home/git/gitlab/config/gitlab.yml` the same as https://gitlab.com/gitlab-org/gitlab-ce/blob/7-8-stable/config/gitlab.yml.example but with your settings.
 * Make `/home/git/gitlab/config/unicorn.rb` the same as https://gitlab.com/gitlab-org/gitlab-ce/blob/7-8-stable/config/unicorn.rb.example but with your settings.
-* Make `/home/git/gitlab-shell/config.yml` the same as https://gitlab.com/gitlab-org/gitlab-shell/blob/v2.4.3/config.yml.example but with your settings.
+* Make `/home/git/gitlab-shell/config.yml` the same as https://gitlab.com/gitlab-org/gitlab-shell/blob/v2.5.4/config.yml.example but with your settings.
 * Copy rack attack middleware config
 
 ```bash

doc/update/7.7-to-7.8.md

@@ -37,7 +37,7 @@ sudo -u git -H git checkout 7-8-stable-ee
 ```bash
 cd /home/git/gitlab-shell
 sudo -u git -H git fetch
-sudo -u git -H git checkout v2.5.3
+sudo -u git -H git checkout v2.5.4
 ```
 
 ### 4. Install libs, migrations, etc.