Add initial integration tests
Add TravisCI configuration file
Add tests
Add test for updating item
Add tests for task completion
Add test for persistence
Try ridiculous TravisCI setup script
Update apt
Add omitted dependency
Remove redundant xvfb invocation
Add selenium-chromedriver

Automate process of downloading and installing ChromeDriver binary.
Ensure temp directory is available
Specify fully-qualified path

...just in case the relative pathing was incorrect.
Drop permissions on temp directory
Ensure temp directory is globally writeable