JBIDE-17580 Unable to scroll in CordovaSim (SWT>WEBKIT only) in Mac OS X

fixed
Merge pull request #58 from kmarmaliykov/JBIDE-17580

JBIDE-17580 Unable to scroll in CordovaSim (SWT>WEBKIT only) in Mac OS X
JBIDE-17588 CordovaSim: Replacing "I Haz CheeseBurger" pop-up. Adding 'showUnsupportedPluginsPopUp' option to the CordovaSim's preferences