* Add 'options' property to browser type
* Fix test_settings type; actually object of NightWatchTestSettingScreenshots
* Fix nightwatch.js spelling
* Add Nightwatch to all exports, fix 'Nightwatch' punctuation, Nightwatch browser returns refer to 'this' for easier extendability
* Additional changes mostly to fix issues when adding custom assertions and commands
* Fix lint issues
* Fix no any union
* Switch NighwatchCallbackResult to any
* Readd custom assertions and commands interfaces