AT:

• docs for 7.0 is on a separate branch
• docs for 7.1 is on master
• in docs you can switch versions in the menu (top)
• docs for 7.1 is default (URL: http://docs.camunda.org/7.1/...)
• docs for 7.0 is default (URL: http://docs.camunda.org/7.0/...)
• JavaDoc references versioning in doc