title: How to update gitlab-shell to 1.9.6 from 1.9.5
body: <p>I'm setting up a Gitlab on a Debian Server 7.6</p>
  
  <p>When executing this:</p>
  
  <pre><code># bundle exec rake gitlab:check RAILS_ENV=production
  </code></pre>
  
  <p>Output:</p>
  
  <pre><code>Instance method "lock!" is already defined in ActiveRecord::Base, use generic helper instead or set StateMachine::Machine.ignore_method_conflicts = true.
   Warning 
    You are running as user root, we hope you know what you are doing.
    Things may work/fail for the wrong reasons.
    For correct results you should run this as user git.
  
  Checking Environment ...
  
  Git configured for git user? ... no
    Try fixing it:
    sudo -u git -H git config --global user.name  "GitLab"
    sudo -u git -H git config --global user.email "admin@gitlab.wiserobot"
    For more information see:
    doc/install/installation.md in section "GitLab"
    Please fix the error above and rerun the checks.
  
  Checking Environment ... Finished
  
  Checking GitLab Shell ...
  
  GitLab Shell version &gt;= 1.9.6 ? ... FAIL. Please update gitlab-shell to 1.9.6 from 1.9.5
  
  Checking Sidekiq ...
  
  Running? ... no
    Try fixing it:
    sudo -u git -H RAILS_ENV=production bin/background_jobs start
    For more information see:
    doc/install/installation.md in section "Install Init Script"
    see log/sidekiq.log for possible errors
    Please fix the error above and rerun the checks.
  
  Checking Sidekiq ... Finished
  
  Checking LDAP ...
  
  LDAP is disabled in config/gitlab.yml
  
  Checking LDAP ... Finished
  
  Checking GitLab ...
  
  Database config exists? ... yes
  Database is SQLite ... no
  All migrations up? ... yes
  Database contains orphaned UsersGroups? ... no
  GitLab config exists? ... yes
  GitLab config outdated? ... no
  Log directory writable? ... yes
  Tmp directory writable? ... yes
  Init script exists? ... yes
  Init script up-to-date? ... yes
  </code></pre>
  
  <p>I'm stuck at this part:</p>
  
  <p>GitLab Shell version >= 1.9.6 ? ... FAIL. Please update gitlab-shell to 1.9.6 from 1.9.5</p>
  
  <p>Could anybody help how to fix this?</p>