Use gitlab-shell 1.7.8 for GitLab 6.x

doc/install/installation.md

@@ -122,7 +122,7 @@ GitLab Shell is an ssh access and repository management software developed speci
     cd gitlab-shell
 
     # switch to right version
-    sudo -u git -H git checkout v1.7.4
+    sudo -u git -H git checkout v1.7.8
 
     sudo -u git -H cp config.yml.example config.yml
 

doc/update/5.4-to-6.0.md

@@ -44,7 +44,7 @@ sudo -u git -H git checkout 6-0-stable
 ```bash
 cd /home/git/gitlab-shell
 sudo -u git -H git fetch
-sudo -u git -H git checkout v1.7.0
+sudo -u git -H git checkout v1.7.8
 ```
 
 ### 4. Install additional packages

doc/update/6.0-to-6.1.md

@@ -36,7 +36,7 @@ sudo -u git -H git checkout 6-1-stable-ee
 ```bash
 cd /home/git/gitlab-shell
 sudo -u git -H git fetch
-sudo -u git -H git checkout v1.7.1
+sudo -u git -H git checkout v1.7.8
 ```
 
 ### 4. Install libs, migrations, etc.