plusdeck v5.0.0-1

• CLI changes:
  • Main CLI respects PLUSDECK_CONFIG_FILE environment variable
  • BREAKING: plusdeck, plusdeckd and plusdeckctl have been removed from the Python package in favor of python3 -m plusdeck, python3 -m plusdeck.dbus.service and python3 -m plusdeck.dbus.client, respectively
  • Optional alias scripts for plusdeck, plusdeck-service and plusdeck-dbus included in the ./bin folder
  • DBus service CLI includes a --system/--user flag for explicitly selecting the bus
  • BREAKING: DBus client CLI now uses --user/--default flag for selecting the bus
• DBus API Changes:
  • BREAKING: Root plusdeck.dbus no longer includes convenience exports
  • Addition of plusdeck.dbus.domain module for domain mapping
  • Addition of plusdeck.dbus.select module for selecting the DBus bus
• Testing changes:
  • Additional integration test for DBus
  • Remove tox from development tools
• Documentation improvements:
  • Include generated DBus interface docs
  • Fix links in documentation
  • General overhaul based on lessons from crystalfontz
• Packaging & Licensing
  • BREAKING: Consistently licensed as MPL-2.0
  • Improved PyPI classifiers