Merge pull request #1 from basti1302/root-resource

add root resource + some minor cleanup
MB: map incoming query parameter to mongodb search query
MB: added search for multiple skills
MB: added AngularJS and created addEmployeeV2.html to use Angular JS controllers and directives
MB: refactor angular directives
MB: removed version2 of addEmployees, clean up
MB: added curl smoketests for REST API
MB: added more curl smoketests for REST API, several CRUD operations for entity EMPLOYEE are now available, incl. search
MB: update rest api root resource
MB: update UI for adding employees to use new REST API, add/delete/update employee, add skills to employee
MB: update UI for managing projects
MB: update doc
MB: update doc
MB: update doc
MB: make project list scrollable
MB: UI update, allow project and skill to be deleted
MB: added screenshots of application, added search/filter to employee
table
MB: added Google Places search for Address field
MB: added google places search
MB: update address form