[gtksourceview] (5 commits) Non-fast-forward update to branch wip/custom-word-boundaries-2

[Sébastien Wilmet <swilmet src gnome org>]

The branch 'wip/custom-word-boundaries-2' 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:

  e29ac69... GtkSourceIter, the come back
  5efe805... view: override GtkTextView::extend-selection
  9bc4fc0... view: implement smart home/end in separate function
  4004824... view: override word boundaries for GtkTextView::move-cursor
  a14d94c... view: override GtkTextView::delete-from-cursor
  bf95a2e... iter: more unit tests and bug fixes

Commits added to the branch:

  fc4e4a6... GtkSourceIter, the come back
  a4634aa... view: override GtkTextView::extend-selection
  25df046... view: implement smart home/end in separate function
  f40c714... view: override word boundaries for GtkTextView::move-cursor
  33eead1... view: override GtkTextView::delete-from-cursor