v0.2.0

Added

• @ filter (regular expression switch).
• Alternative way to write range of substring filters as start+length.

Changed

• l filter (to lowercase) was renamed to v.
• L filter (to uppercase) was renamed to ^.
• 0 is now a valid filter a no longer considered error.
• Simplified error message for an invalid range.
• Simplified output of --help-pattern and --help-filters flags.
• Output of -h, --help flag is organized into sections.
• Output of -h, --help flag uses more colors in descriptions.
• Regular expression -e. --regex / -E. --regex-filename is now called global instead of external.

Fixed

• --help-filters flag displays correct name of i / I filters.