[vte] (6 commits) Non-fast-forward update to branch wip/issue-335

[Christian Persch <chpe src gnome org>]

The branch 'wip/issue-335' 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:

  a8cfb0b... widget: Move GtkAdjustment handling to Widget
  5ff99e6... widget: Add API to make scrolling pixel-based
  436ef40... app: Add option to use a GtkScrolledWindow

Commits added to the branch:

  e20739e... widget: Don't implement GtkScrollableInterface:get_border (*)
  a96c4b2... app: Use gboolean for GOptionArg entries of type G_OPTION_A (*)
  ca35281... widget: Move GtkAdjustment handling to Widget
  6c07be6... widget: Add API to make scrolling pixel-based
  4064ed1... app: Add option to use a GtkScrolledWindow
  3f94dd1... widget: Make scroll adjustment range start at 0 always

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