v4.22.0

Bug Fixes

• Fix config search_parents=False still walking parent directories by @chuenchen309 in #864
• Fix reject malformed timedelta strings instead of silently ignoring garbage by @chuenchen309 in #863
• Fix parsing signed base-prefixed ints (-0xFF, +0o17) by @chuenchen309 in #862

Full Changelog: v4.21.2...v4.22.0