[librsvg: 4/4] Merge branch 'node-iter-children' into 'master'

[Federico Mena Quintero <federico src gnome org>]

commit 9cb2408f3d73284f8b8afae8ffbc4fb9e56a55ce
Merge: c74e7ac7 e0b9dbe9
Author: Federico Mena Quintero <federico mena gmail com>
Date:   Thu Mar 15 16:53:51 2018 +0000

    Merge branch 'node-iter-children' into 'master'
    
    Add an iterator over Node's children and replace usages of Node.foreach_child()
    
    Closes #229
    
    See merge request GNOME/librsvg!35

 rsvg_internals/src/gradient.rs  | 10 ++++----
 rsvg_internals/src/node.rs      | 52 ++++++++++++++++++++++++++++++++++-------
 rsvg_internals/src/structure.rs |  8 +++----
 3 files changed, 51 insertions(+), 19 deletions(-)
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