Merge branch 'more-rubocop-styles' into 'master'

.rubocop.yml

app/helpers/gitlab_markdown_helper.rb

app/helpers/merge_requests_helper.rb

app/helpers/submodule_helper.rb

app/mailers/notify.rb

app/models/project_services/asana_service.rb

lib/api/helpers.rb

lib/gitlab/git_access.rb

lib/gitlab/popen.rb

lib/gitlab/satellite/merge_action.rb

lib/gitlab/theme.rb