[gnome-todo] (10 commits) Non-fast-forward update to branch wip/gbsneto/plugins

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

The branch 'wip/gbsneto/plugins' 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:

  af7cbbb... provider: stub out GtdProvider interface
  7d232ab... project: update gitignore
  111a03a... build: install header files to include dir
  0927256... build: header cleanup
  606a198... activatable, provider: add signals
  8bb261e... task-list: remove backend-specific code
  a486194... plugin-manager: stub out plugin manager
  16436f7... activatable: temporarily remove unused property
  f124422... eds: stub out eds plugins

Commits added to the branch:

  d21e18d... provider: stub out GtdProvider interface
  660d0c6... project: update gitignore
  868da70... build: install header files to include dir
  15d5856... build: header cleanup
  093ec08... activatable, provider: add signals
  d5ec7ff... task-list: remove backend-specific code
  f5e3e07... plugin-manager: implement a plugin manager
  1bd97bc... activatable: temporarily remove unused property
  ff14bbd... project: update gitignore
  e5b5a33... eds: implement eds plugin