Refactored test suite setup
* Adjusted namespace definition in composer.json
* Corrected namespaces in Neo4jClientMock, as \ before fqdcn are not required when using namespaces correctly
* Added a .travis.yml file for using Travis and having a real db to test on
* Added a Import file to import data when the Slim bootstrap is done
added 5.3 and 5.6 PHP versions
removed full class name in method
added first test for UserService
added assertions
more convenience user service test
added test for searchByUsername
added loadGraph method so we can test against a populated database
User Service Test completed
adapted namespaces in Test classes
tests bs
added groups
Test suite improvements:
* Added Neo4j installation file to make it easier to run tests locally
* Update the `.gitignore` to account for potential accidents with the Neo4j installation script
* Minor refactoring of some of @ikwattro's fine work
* Added the there4/slim-test-helpers lib as a dependency
* Added the `WebTestCase` class
* Consolidated the PHPUnit configuration files
Test suite setup with app.php refactoring.
Merge pull request #22 from guillermoandrae/test-suite

Test suite improvements w/app.php refactoring.