[pango] (3 commits) Non-fast-forward update to branch break-tailoring

[Matthias Clasen <matthiasc src gnome org>]

The branch 'break-tailoring' 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:

  798c561... layout: Only recompute log_attrs when needed
  0226f28... layout: Make log attrs settable
  4a2abdd... break: Cosmetics
  5037251... Add a line-break attribute
  74f9569... Add an allow-line-breaks attribute

Commits added to the branch:

  9bd55f9... break: Cosmetics
  1ae5147... Add a line-break attribute
  9f3ff4d... Add an allow-line-breaks attribute