EXUI_1.2.0-MO

Tests/eui 1002 test coverage (#357)

* Refactor and fix existing functional tests

* New browser to handle user registration email on mailinator domain

* Functional tests invite user and validate after successful registration

* End to end scenarios added

* common run config to separet file

* Fixed config import/require

* minor fix to use chai-promised

* Fixed minor issues. added jenkins nightly file for nightly functional test build.

* Fixed step definition mapping issue.

* Include invite suer scenario to functional test group

* config update

* added retry page load on blank or service error.

* Applied fixes to make tests robust

* locator fix

* Added scenario to validate MC login for invited user

* Fixes to improve robustness of tests.

* merge conflict fixes

* Added retry actions to handle scenario robustness

* Ret login added to get to login page

* fix missing async keyword for function

* Fixes to screenshot util and Invite user retries

* Fixed world param reference in step definition

* Replaced page refresh with get url to overcome service error page.

* Fixed by adding  async function

* Disabled flakey tests on pipeline

* Fix to wait for spinner to disappear

* Handing spinner to improve test stability.

* fix to use screenshot util in  step def.