The server should have no user logged in by default
Log in users with a nickname
Tests: start and stop the server for each test
Log out users with their nickname
Merge pull request #1 from tOkeshu/feature/basic-presence

Feature/basic presence
Create a basic test infrastructure that is accessible via 'npm test' or 'make test'
Add basic page serving capabilities to Talkzilla and a main application file
Add .travis.yml defaults for running continuous testing via Travis CI
Fix a couple of minor syntax errors in the test
Fix headings in README.md file
Fix code indents  in README.md file
Fix missing newline at end of app.js
Add more detail to the unit test results
Merge pull request #2 from Standard8/auto_unit_tests

Add automatic unit test structure and set up server to serve basic files