[librsvg: 20/20] Merge branch '806-text-anchor-chunk' into 'main'

[Marge Bot <marge-bot src gnome org>]

commit 54c81eec3864a987f424dc325d2c458bda4f364b
Merge: 08681a4a d8d4fd61
Author: Marge Bot <marge-bot gnome org>
Date:   Thu Oct 21 00:26:06 2021 +0000

    Merge branch '806-text-anchor-chunk' into 'main'
    
    A bunch of text layout  fixes
    
    Closes #806
    
    See merge request GNOME/librsvg!616

 src/text.rs                                        | 241 ++++++++++++++-------
 tests/Makefile.am                                  |   1 +
 tests/fixtures/text/806-text-anchor-chunk-ref.svg  |   9 +
 tests/fixtures/text/806-text-anchor-chunk.svg      |  10 +
 .../text/span-bounds-when-offset-by-dx-ref.svg     |   9 +
 .../text/span-bounds-when-offset-by-dx.svg         |   9 +
 tests/src/main.rs                                  |   3 +
 tests/src/primitives.rs                            |  24 --
 tests/src/reference_utils.rs                       |  77 +++++++
 tests/src/text.rs                                  |  41 ++++
 10 files changed, 324 insertions(+), 100 deletions(-)
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