2.2.1

Added

• the tad\WPBrowser\slug function to create the slug version of a string
• the tad\WPBrowser\buildCommandLine function to generate a Symfony Process compatible command line (array format) from a string one
• the tad\WPBrowser\renderString function to render a string in the Handlebars format from data
• the WPCLI::cliToString method to get a wp-cli command output as string, fixes #297

Changed

• removed the bacon/bacon-string-utils dependency
• added support for custom extra arguments to the WPCLI module, see documentation, fixes #295
• replaced the xamin/handlebars.php dependency with the zordius/lightncandy one

Fixed

• lazy evaluation of the WordPress path in WPCLI module, fixes #294
• correct evaluation of command exit status in WPCLI module, fixes #296