updating import statements to use apache lang3 builder
updating to maven surefire plugin.  adding config parameter to allow
unit testing with apache commons-lib
Adding AppConfig with root element for rest controllers

Adding simple rest controller to return json list of locations
refactoring locations parsing logic to be more maintainable
Adding logic for Postings Search based in input of locations and
categories
Refactored Locations parser.  

Added rest services to search locations definitions, and search postings
based on locations/category/search criteria

Updated front end to include basic layout