0.6.0

• Remove support for autoupdate (never worked)
• Ensure composer require is only run when needed

0.5.0

• Add support for source-command-specific and target-command-specific
• Set default version to Drush 7
• Enable installation of dist (tarball) or source code (git clone) of Drush

0.4.0

• Fix dependency cicle when defining aliases
• Update to work with future parser
• Fix shell integration
• Better documentation
• Add support for command-specific option in aliases

0.3.0

Changes:

• Change the code to a redux-like pattern
• Implements autoupdate option
• Add support for DRUSH_PHP, PHP_INI and DRUSH_INI system wide

0.2.0

New features:

• Add aliases support.
• Optionally install packages needed by drush commands.

Other changes:

• Remove dependency on tPl0ch/composer. Now you must install composer by other means and provide the path to composer.

0.1.0

Add TODO docs.