main
man: bomtool(1): document SOURCE_DATE_EPOCH support
man: update manual page dates to reflect 2.9.90 (3.0 rc1)
man: add manpage for pccritic(1)
Fix spelling in pkg.m4(7)
Update sum value of types of property.
man: pkgconf(1): document which options imply --ignore-conflicts
Fix typos discovered by codespell - https://pypi.org/project/codespell