README.md: youtube_dl/*.py
@options=$$(COLUMNS=80 python -m youtube_dl --help | sed -e '1,/.*General Options.*/ d' -e 's/^\W\{2\}\(\w\)/## \1/') && \
header=$$(sed -e '/.*# OPTIONS/,$$ d' README.md) && \
README.md: youtube_dl/*.py
@options=$$(COLUMNS=80 python -m youtube_dl --help | sed -e '1,/.*General Options.*/ d' -e 's/^\W\{2\}\(\w\)/## \1/') && \
header=$$(sed -e '/.*# OPTIONS/,$$ d' README.md) && \