Merge pull request #29 from mdpiper/master

Fix issues when deleting driver component
Merge pull request #30 from mdpiper/master

Update CSS rules
Merge pull request #31 from mdpiper/master

Add YouTube video
Merge pull request #33 from mdpiper/master

Set list of available HPCC hosts in Constants
Merge pull request #34 from mdpiper/master

Use GWT_HOME in building and testing
Merge pull request #35 from mdpiper/master

Ignore reports generated by ant test
Only perform production mode tests
Update .travis.yml