[librsvg] (43 commits) ...Merge branch 'pborelli/librsvg-clippy'

[Federico Mena Quintero <federico src gnome org>]

Summary of changes:

  76a8cfe... path_builder: use is_empty
  65532f4... property_defs: take self in is_vertical
  1946bff... handle: use is_none
  dcbbf9c... handle: cleanup calls to map()
  80b4c29... marker: use the ..= syntax
  fd1eb86... marker: prefer "if let"
  2027774... properties: prefer "if let"
  09f75d5... style: remove uneeded into_iter call
  9952fb5... transform: cleanup map_err calls
  ca0e1a6... svg: cleanup map call
  c22aa90... svg: use is_empty
  b52c6f4... text: code cleanup
  42b7ba9... xml2: use "cloned()"
  8ee9bd6... pattern: prefer or_else
  5eccf5d... gradient: prefer or_else
  6b64060... rect: shorten code using iterator methods
  69983e9... rect: add conversion to cairo::Rectangle
  aec2c61... shared_surface: use rect conversion to shorten code
  1512141... filters: use rect conversion to shorten code
  bca3fa1... surface_utils: prefer explicit conversion
  b891ab5... turbolence: remove identity conversion
  e502464... xml: use "copied()"
  aaa9f22... xml: use () instead of return
  f5d48bd... xml: use is_empty and return early
  dd23ef0... xml: shorten code using a single match
  32df3b7... xml: cleanup map_err
  79353c1... angle: pass by value
  b74ade8... drawing_ctx: pass colors and opacity by value
  ecb89f2... length: pass by value
  eed2c6b... aspect_ratio: use unwrap_or_default
  7797c50... structure: marge "else if" in outer "if"
  bfddafb... angle: prefer explicit conversion
  5d1da0e... color: cleanup map() call
  3633e8d... cond: cleanup map() call
  db28807... css: use is_empty
  c4b0175... css: cleanup map() call
  8bd1b12... drawing_ctx: use is_empty
  04e7d8a... font_props: prefer "if let"
  8f80655... font_props: do not clone Copy values
  11baafc... path_parser: simplify if clause
  39632be... allowed_url: use is_empty
  8ed2313... Bump Rust version to 1.36, for string-cache and Option.copi
  1f7d9c4... Merge branch 'pborelli/librsvg-clippy'