FLUID-4853: With youtube videos, the video duration is not returned at the initial load, in which case hide the scrubber handle that displays this information. The duration is available when the video plays. At then, update the duration and display the scrubber handle.
Merge branch 'master' into FLUID-4853
FLUID-4853: Fixed some failed tests.
NOJIRA: Merged in the master branch.
Merge branch 'master' into FLUID-4853
FLUID-4853: First implementation of the showHide grade component.
FLUID-4853: A more robust way to compose model EL paths.
FLUID-4853: Improved showHide grade to support hiding and showing by using the component selectors.
FLUID-4853: Make use of showHide grade to show/hide the scrubber handle.
FLUID-4853: Jslinted.
FLUID-4853: Applied changes according to the code review feedback, including adding a component to show/hide the scrubber handler based on the model "totalTime".
FLUID-4853: More code improvements based on the code review feedback.
Merge branch 'master' into FLUID-4853
FLUID-4853: Improved the unit test to better make use of IoC.
FLUID-4853: Added the new unit test for the showHide component into all-tests.html.
FLUID-4853: Removed the debug line.
FLUID-4853: Replaced the totalTimeToScrubber component with a listener for totalTime.
FLUID-4853: Merged in master and resolved conflicts.
Merge remote-tracking branch 'cindy/FLUID-4853'

* cindy/FLUID-4853:
  FLUID-4853: Replaced the totalTimeToScrubber component with a listener for totalTime.
  FLUID-4853: Removed the debug line.
  FLUID-4853: Added the new unit test for the showHide component into all-tests.html.
  FLUID-4853: Improved the unit test to better make use of IoC.
  FLUID-4853: More code improvements based on the code review feedback.
  FLUID-4853: Applied changes according to the code review feedback, including adding a component to show/hide the scrubber handler based on the model "totalTime".
  FLUID-4853: Jslinted.
  FLUID-4853: Make use of showHide grade to show/hide the scrubber handle.
  FLUID-4853: Improved showHide grade to support hiding and showing by using the component selectors.
  FLUID-4853: A more robust way to compose model EL paths.
  FLUID-4853: First implementation of the showHide grade component.
  FLUID-4853: Fixed some failed tests.
  FLUID-4853: With youtube videos, the video duration is not returned at the initial load, in which case hide the scrubber handle that displays this information. The duration is available when the video plays. At then, update the duration and display the scrubber handle.