Add a minimal Codeception 2 set-up (with no tests).
Add minimal Travis CI configuration.
Test the result of getRootUser() against configuration.
Add Build status image to README.
Change directory before running composer install.
Run Codeception build step to generate *Tester classes.
Add .editorconfig for files using 2 space indent (.travis.yml).
Ensure the test suite is using the checked out repository at the top level (instead of the Composer-installed version).
Squish commands to remove and symlink module.
Add test for pull request #3 (but mark it as to skip) before I lose it again.
Merge branch 'master' into feature/add-tests

Conflicts:
	.gitignore
Correct paths to Codeception etc.
Separate Codeception build into own command and add a constant for path to Codeception executable.
Add a command to sort out symlink to development copy of the module.
Don't skip set/get logged in user test as it's now merged to master.
Test removeLoggedInUser() by calling it then checking the value returned from getLoggedInUser is null.
Rename testRootUser() to testGetRootUser() for consistency and generally improve test descriptions.
Use Codeception's Asserts module.
Merge branch 'master' into feature/add-tests

Conflicts:
	RoboFile.php
Add some basic unit tests.