[epiphany] Non-fast-forward update to branch mcatanzaro/#1445

[Michael Catanzaro <mcatanzaro src gnome org>]

The branch 'mcatanzaro/#1445' 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:

  1cfd535... session: use careful language
  4c8dca1... session: remove unused cancellable
  671c1d3... session: rename save_idle to save_timeout
  4590a29... session: hold a reference until save thread finishes
  a37357b... session: return earlier if no page has been loaded
  6e20bd4... session: stop saving window role in the session state
  5e00d74... window: close session immediately when closing the final wi

Commits added to the branch:

  9541f7a... window: close session immediately when closing the final wi