[gtksourceview] (16 commits) Non-fast-forward update to branch wip/undo-redo

[Sébastien Wilmet <swilmet src gnome org>]

The branch 'wip/undo-redo' 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:

  eba31d2... UndoManager: update_can_undo_can_redo() utility function
  bedc921... UndoManager: another batch of code clean-up
  699088a... UndoManager: start a new implementation
  30bcd37... UndoManager: new implementation based on GQueues (almost fi

Commits added to the branch:

  5e10bb8... docs: improve a little the GtkSourceBuffer doc (*)
  ff314f7... Updated gujarati translations (*)
  00a39f4... Updated Indonesian translation (*)
  c70c4da... Apply line style also to main window (*)
  d042739... Updated German translation (*)
  520ebf0... Updated Korean translation (*)
  50fc181... Updated Norwegian bokmål translation. (*)
  f2d754f... StyleScheme: add a comment (*)
  67d1d10... Disable by default unit tests for remote files (*)
  d62f459... lang-reference: update <replace> tag documentation (*)
  a6fcbcf... docs: minor fixes (*)
  24935e5... Updated Czech translation (*)
  4edd618... Updated Russian translation (*)
  3d416ee... Test UndoManager performances
  c9c3419... UndoManager: start a new implementation
  9ed13a8... UndoManager: new implementation based on GQueues

(*) This commit already existed in another branch; no separate mail sent