Remove capistrano files since its very problematic to deploy gitlab with it

Capfile.example

-load 'deploy'
-load 'deploy/assets'
-require 'bundler/capistrano'
-load 'config/deploy'

config/deploy.rb.example

-set :domain,         'set application domain here'
-set :db_adapter,     'mysql' # or postgres
-set :mount_point,    '/'
-set :application,    'gitlabhq'
-set :user,           'git'
-set :rails_env,      'production'
-set :deploy_to,      "/home/#{user}/apps/#{application}"
-set :bundle_without, %w[development test] + (%w[mysql postgres] - [db_adapter])
-set :asset_env,      "RAILS_GROUPS=assets RAILS_RELATIVE_URL_ROOT=#{mount_point.sub /\/+\Z/, ''}"
-
-set :use_sudo, false
-default_run_options[:pty] = true
-
-# Or: `accurev`, `bzr`, `cvs`, `darcs`, `git`, `mercurial`, `perforce`, `subversion` or `none`
-set :scm,        :git
-set :repository, "git@#{domain}:#{application}.git"
-set :deploy_via, :remote_cache
-
-# Alternatively, you can deploy via copy, if you don't have gitlab in git
-#set :scm, :none
-#set :repository, '.'
-#set :deploy_via, :copy
-
-server domain, :app, :web, :db, primary: true
-
-namespace :foreman do
-  desc 'Export the Procfile to Ubuntu upstart scripts'
-  task :export, roles: :app do
-    foreman_export = "foreman export upstart /etc/init -f Procfile -a #{application} -u #{user} -l #{shared_path}/log/foreman"
-    run "cd #{release_path} && #{sudo} #{fetch :bundle_cmd, 'bundle'} exec #{foreman_export}"
-  end
-
-  desc 'Start the application services'
-  task :start, roles: :app do
-    run "#{sudo} service #{application} start"
-  end
-
-  desc 'Stop the application services'
-  task :stop, roles: :app do
-    run "#{sudo} service #{application} stop"
-  end
-
-  desc 'Restart the application services'
-  task :restart, roles: :app do
-    run "#{sudo} service #{application} restart"
-  end
-end
-
-namespace :deploy do
-  desc 'Start the application services'
-  task :start, roles: :app do
-    foreman.start
-  end
-
-  desc 'Stop the application services'
-  task :stop, roles: :app do
-    foreman.stop
-  end
-
-  desc 'Restart the application services'
-  task :restart, roles: :app do
-    foreman.restart
-  end
-end
-
-after 'deploy:cold' do
-  run "cd #{release_path} && #{rake} gitlab:setup force=yes RAILS_ENV=#{rails_env}"
-  deploy.restart
-end
-
-after 'deploy:update', 'foreman:export'  # Export foreman scripts
-#after 'deploy:update', 'foreman:restart' # Restart application scripts