[librsvg: 2/2] Merge branch 'pborelli/librsvg-tree_utils'

[Federico Mena Quintero <federico src gnome org>]

commit e510d776599974acfb1f3311246c71ca99c2fbae
Merge: 135c6e0f 5bd7111f
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Dec 4 19:33:24 2018 -0600

    Merge branch 'pborelli/librsvg-tree_utils'

 Makefile.am                          |   1 +
 rsvg_internals/src/lib.rs            |   1 +
 rsvg_internals/src/node.rs           | 282 ++++++-----------------------------
 rsvg_internals/src/tree_utils/mod.rs | 222 +++++++++++++++++++++++++++
 4 files changed, 268 insertions(+), 238 deletions(-)
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