Fix iOS app freezing on animate-tray.jsx snippet
Fix iOS app freezing on animate-tray.jsx snippet

Since atm issue cannot be fixed in the native platform this change
introduces a workaround which prevents it.

see eclipsesource/tabris-js#1988

Change-Id: Iac0013333a15ca0584ffa5bcd721cf913cddf396

eclipsesource/tabris-js,eclipsesource/tabris-js,eclipsesource/tabris-js