1147: Initial cucumber-js code for testing the 'add' API endpoint
1147: Refactored new cucumber-js files & test helper code
Disable socket.io logging
1147: Complete basic functionality for 'TestHelper' class for testing

* assert methods for object find, field value, and log messages
* add a user to the DB & use for SUT
* capture log messages
4: Complete the basic testing of adding an object with ENUM field

* test & assertions now passing
Added comments for the 'TestHelper' file & methods
Merge branch '4-add-object-tests'