2.0.0

• add role for installing Telegram Messenger ( telegram.org )
• make Docker provisioning more dynamic by using variables in most of the tasks
• refactor Docker role
  • use vars in most of tasks
  • install experimental docker engine by default
  • install docker-py (Python library) by default with Docker engine for managing Docker containers via Ansible
  • install other Docker dependencies before installing the Docker Engine
  • move each task in separate file
    • install - for basic installation of Docker Engine
    • compose - for installing Docker Compose
    • machine - for installing Docker Machine
• use encryption for secrets
  • Ansible Vault for encrypting secrets like:
    • auth tokens
    • login credentials
    • ssh keys