Merge branch 'bump-gitlab-shell' into 'master'

Bump gitlab shell

Use gitlab-shell v1.9.5

Fixes #1300

doc/install/installation.md

@@ -254,7 +254,7 @@ GitLab Shell is an ssh access and repository management software developed speci
     cd /home/git/gitlab
 
     # Run the installation task for gitlab-shell (replace `REDIS_URL` if needed):
-    sudo -u git -H bundle exec rake gitlab:shell:install[v1.9.4] REDIS_URL=redis://localhost:6379 RAILS_ENV=production
+    sudo -u git -H bundle exec rake gitlab:shell:install[v1.9.5] REDIS_URL=redis://localhost:6379 RAILS_ENV=production
 
     # By default, the gitlab-shell config is generated from your main gitlab config. You can review (and modify) it as follows:
     sudo -u git -H editor /home/git/gitlab-shell/config.yml

lib/tasks/gitlab/check.rake

@@ -779,7 +779,7 @@ namespace :gitlab do
   end
 
   def check_gitlab_shell
-    required_version = Gitlab::VersionInfo.new(1, 9, 4)
+    required_version = Gitlab::VersionInfo.new(1, 9, 5)
     current_version = Gitlab::VersionInfo.parse(gitlab_shell_version)
 
     print "GitLab Shell version >= #{required_version} ? ... "