* pkgsrc change: add pkg_alternatives support.
0.19.4, release 2016-11-28
* Rename Thor::Base#thor_reserved_word? to #is_thor_reserved_word?
0.19.3, release 2016-11-27
* Output a warning instead of raising an exception when a default option value
doesn't match its specified type
0.19.2, release 2016-11-26
* Fix bug with handling of colors passed to ask (and methods like yes? and no?
which it underpins)
* Allow numeric arguments to be negative
* Ensure that default option values are of the specified type (e.g. you can't
specify "foo" as the default for a numeric option), but make symbols and
strings interchangeable
* Add Thor::Shell::Basic#indent method for intending output
* Fix remove_command for an inherited command (see #451)
* Allow hash arguments to only have each key provided once (see #455)
* Allow commands to disable class options, for instance for "help" commands
(see #363)
* Do not generate a negative option (--no-no-foo) for already negative boolean
options (--no-foo)
* Improve compatibility of Thor::CoreExt::HashWithIndifferentAccess with Ruby
standard library Hash
* Allow specifying a custom binding for template evaluation (e.g. #key? and
#fetch)
* Fix support for subcommand-specific "help"s
* Use a string buffer when handling ERB for Ruby 2.3 compatibility
* Update dependencies
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