add sphinx configuration to rtd.yaml

Signed-off-by: foamyguy <foamyguy@gmail.com>

remove deprecated get_html_theme_path() call

Signed-off-by: foamyguy <foamyguy@gmail.com>

Merge pull request #118 from adafruit/matrix_fill_color_swap

Fix color swapping during shift()

Merge pull request #117 from DJDevon3/main

minor code comment update

unpin sphinx and add sphinx-rtd-theme to docs reqs

Signed-off-by: foamyguy <foamyguy@gmail.com>

Merge pull request #114 from FoamyGuy/nonblocking_marquee

implement non_blocking_marquee

Update .pylintrc, fix jQuery for docs

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Merge pull request #113 from adafruit/matrix_fill_color_swap

Fixing matrix.fill color flipping

Merge pull request #112 from wkuranowski/patch-1

Fix incorrect handling of the "-" character on 7x4 segments