[libgweather] (11 commits) Non-fast-forward update to branch benzea/wip-variant-backend

[Benjamin Berg <bberg src gnome org>]

The branch 'benzea/wip-variant-backend' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  0f4318d... Change API to return references
  9a17f55... ci: Add python3-gobject for database generation
  dfe8361... gweather: Add new GVariant schema and database generator
  819ead5... gweather: Add generated GVariant access file for database
  4b2dc66... gweather: Port to new GVariant based in-memory DB
  ebc70fd... test: Add tree walk test
  57f3ac9... location-entry: Port location entry to new iteration API
  aa93e33... location-entry: Use a list store instead of a tree store
  882a05c... location-entry: Sort locations in drop-down

Commits added to the branch:

  8c4ae3a... gweather: Add auto pointer types for location and timezone
  0b0eee2... gweather: Change API to return references
  e256204... ci: Add python3-gobject for database generation
  bb40b10... gweather: Add new GVariant schema and database generator
  cdbe2d7... gweather: Add generated GVariant access file for database
  b7e0893... gweather: Port to new GVariant based in-memory DB
  b657a8c... test: Add tree walk test
  8196557... location-entry: Port location entry to new iteration API
  791029a... location-entry: Use a list store instead of a tree store
  afcac89... location-entry: Sort locations in drop-down
  49d28f5... data: Run pylint test over variant DB generator