added intro video
updated styling for resources view
updated youtube video hieght, keep ratio
Merge branch 'master' into resource-video

* master:
  skip bamboo service test
  Revert "mock bamboo with httpretty"
  mock bamboo with httpretty
  correct path of media files
  Commented out tests whose filename starts with test_ so they are run run twice by nosetests
  Set bamboo wait to 5s and more verbose check for a dataset id
  Added log for dataset id
  Removed console logging
  Make sure xform's bamboo_dataset is empty
  Added a log to see why this fails on travis
  Removed check for None token at initialisation
  Use initial counts to test final counts
  Use whatever count already exists to make sure the count does not go down
  Updated google docs export tests to assume there might be data in the db
  Set batchsize to 1000 and a sleep between data processing calls
Merge pull request #1018 from modilabs/resource-video

Include introduction video in resources link/page - closes #1000