Merge pull request #14 from Erwa/master

Fixed ignored first row of data bug; added "Logged in as XXX"
Remove azkaban-hadoopsecuritymanager-0.20.jar from hadoopsecuritymanager-yarn plugin. Git-ignore all azkaban-hadoopsecuritymanager-*.jars.
Merge pull request #15 from davidzchen/master

Ignore azkaban-hadoopsecuritymanager-*.jars from version control
Add ability to register additional Pig jars and UDFs for ReportalPigRunner