Update to gitlab-shell 1.7.0 during 5.4-6.0 update

doc/update/5.4-to-6.0.md

@@ -39,14 +39,22 @@ sudo -u git -H git fetch
 sudo -u git -H git checkout 6-0-dev
 ```
 
-### 3. Install additional packages
+### 3. Update gitlab-shell
+
+```bash
+cd /home/git/gitlab-shell
+sudo -u git -H git fetch
+sudo -u git -H git checkout v1.7.0
+```
+
+### 4. Install additional packages
 
 ```bash
 # For reStructuredText markup language support install required package:
 sudo apt-get install python-docutils
 ```
 
-### 4. Install libs, migrations, etc.
+### 5. Install libs, migrations, etc.
 
 ```bash
 cd /home/git/gitlab
@@ -65,14 +73,14 @@ sudo -u git -H bundle exec rake migrate_inline_notes RAILS_ENV=production
 
 ```
 
-### 5. Update config files
+### 6. Update config files
 
 Note: We switched from Puma in GitLab 5.4 to unicorn in GitLab 6.0.
 
 * Make `/home/git/gitlab/config/gitlab.yml` the same as https://github.com/gitlabhq/gitlabhq/blob/master/config/gitlab.yml.example but with your settings.
 * Make `/home/git/gitlab/config/unicorn.rb` the same as https://github.com/gitlabhq/gitlabhq/blob/master/config/unicorn.rb.example but with your settings.
 
-### 6. Update Init script
+### 7. Update Init script
 
 ```bash
 sudo rm /etc/init.d/gitlab
@@ -80,12 +88,12 @@ sudo curl --output /etc/init.d/gitlab https://raw.github.com/gitlabhq/gitlabhq/m
 sudo chmod +x /etc/init.d/gitlab
 ```
 
-### 7. Start application
+### 8. Start application
 
     sudo service gitlab start
     sudo service nginx restart
 
-### 8. Check application status
+### 9. Check application status
 
 Check if GitLab and its environment are configured correctly: