package:args v2.5.0

• Introduce new typed ArgResults flag(String), option(String), and multiOption(String) methods.
• Require Dart 3.0.

package:args v2.4.2

• Change the validation of mandatory options; they now perform validation when
  the value is retrieved (from the ArgResults object), instead of when the
  args are parsed.
• Require Dart 2.19.

v2.4.0

• Command suggestions will now also suggest based on aliases of a command.
• Introduce getter Command.suggestionAliases for names that cannot be used as
  aliases, but will trigger suggestions.

v2.3.2: blast_repo fixes (#230)

• Require Dart 2.18

1.5.3

prep for publishing 1.5.3 (#133)

prep for publishing 1.5.3