Merge to the master repo
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Update:
Changed the highlight function in the javascript file. Deleted the redundant code, colors are passed as arguments.
Similar changes with the markHighlishtString methods.
Unused method initWithNibName has been deleted.
Used the [webView scrollView] method to visit the scroll view.
singleTap and the doubleTap methods are initialized in the same way.
Knowledge module is now initialized when the content view is load.