Merge branch 'remove-hound-config' into 'master'

Remove Hound CI and Teatro config

## What does this MR do?

Since we moved to gitlab.com we don't use Hound CI and Teatro anymore. Instead we have rubocop.



See merge request !5089

.hound.yml

-# Prefer single quotes
-StringLiterals:
-  EnforcedStyle: single_quotes
-  Enabled: true

.teatro.yml

-stage:
-  before:
-    - cp config/gitlab.teatro.yml config/gitlab.yml
-    - mkdir /apps/gitlab-satellites
-    - mkdir /apps/repositories
-    
-  database:
-    - RAILS_ENV=development force=yes bundle exec rake db:create gitlab:setup
\ No newline at end of file

config/gitlab.teatro.yml

-
-production: &base
-  gitlab:
-    host: localhost
-    port: 80
-    https: false
-
-    user: root
-
-    email_from: example@example.com
-
-    support_email: support@example.com
-
-    default_projects_features:
-      issues: true
-      merge_requests: true
-      wiki: true
-      snippets: false
-      visibility_level: "private"  # can be "private" | "internal" | "public"
-
-  issues_tracker:
-
-  gravatar:
-    enabled: true                 # Use user avatar image from Gravatar.com (default: true)
-
-  ldap:
-    enabled: false
-    host: '_your_ldap_server'
-    port: 636
-    uid: 'sAMAccountName'
-    method: 'ssl' # "tls" or "ssl" or "plain"
-    bind_dn: '_the_full_dn_of_the_user_you_will_bind_with'
-    password: '_the_password_of_the_bind_user'
-    allow_username_or_email_login: true
-
-    base: ''
-
-    user_filter: ''
-
-  omniauth:
-    enabled: false
-
-  satellites:
-    # Relative paths are relative to Rails.root (default: tmp/repo_satellites/)
-    path: /apps/gitlab-satellites/
-
-  backup:
-    path: "tmp/backups"   # Relative paths are relative to Rails.root (default: tmp/backups/)
-
-  repositories:
-    storages: # REPO PATHS MUST NOT BE A SYMLINK!!!
-      default: /apps/repositories/
-
-  gitlab_shell:
-    path: /apps/gitlab-shell/
-
-    hooks_path: /apps/gitlab-shell/hooks/
-
-    upload_pack: true
-    receive_pack: true
-
-  git:
-    bin_path: /usr/bin/git
-    max_size: 5242880 # 5.megabytes
-    timeout: 10
-
-  extra:
-
-development:
-  <<: *base
-
-test:
-  <<: *base
-  gravatar:
-    enabled: true
-  gitlab:
-    host: localhost
-    port: 80
-  issues_tracker:
-    redmine:
-      title: "Redmine"
-      project_url: "http://redmine/projects/:issues_tracker_id"
-      issues_url: "http://redmine/:project_id/:issues_tracker_id/:id"
-      new_issue_url: "http://redmine/projects/:issues_tracker_id/issues/new"
-
-staging:
-  <<: *base