Added "Keep original order" to dropdown gaps in Text module
[Slideshow] Fixed bug with presentation plays when page is closed
Added libraries ydp and CreateJS
[Text] New gap type - filled gap
Added isVisited() method to icPlayer API
Added permutations with web-browser engines
Added new module Animated Lesson Progress
Merge result
Added new module: Completion Progress.
[Text] Fixed isAttempted command visibility in not activity mode.
[Animated Page Progress] Added "Initial image" property.
merge