[librsvg] (15 commits) ...Merge branch 'refactor-transforms' into 'master'

[Federico Mena Quintero <federico src gnome org>]

Summary of changes:

  01379f8... Simplify conditional with the element macros
  d9ea00b... Update URLs to the specs for the display and visibility pro
  e7e66aa... Add some more tests from the SVG1.1 test suite
  4005a0f... Test an element for visibility before drawing in the elemen
  0334730... Switch.draw - draw the child directly; don't use draw_node_
  2c10a62... draw_from_use_node - Draw the child directly, not with draw
  92e8703... Remove a "return" and use an expression instead
  f9bf169... Svg - extract method to push the new viewport
  ce8fbe2... Store the transform to use in the PathHelper
  83ac980... Inline with_saved_transform into DrawingCtx.clip_to_node()
  8a64f76... Inline part of DrawingCtx::new into its only caller, draw_t
  39c9fcf... draw_tree: Don't get the cr's matrix twice
  fa4ad0a... Rename variable to make it clearer
  fdfe8db... cargo fmt
  1adc7ca... Merge branch 'refactor-transforms' into 'master'