Adding dependencies for seleniumfactory and a nose plugin for xunit
testing on multiple processes. Removing saucelabs info from
robottelo.properties.sample since this is managed in jenkins now.
removing some unecessary code from baseui.py now that saucelabs
connection and reporting is being handled in jenkins and nose plugins.
PEP8 cleaning
PEP8 alphabetizing and newline
PEP8 newline
Merge pull request #214 from blrm/saucestuff

Core SauceOnDemand functionality