Adjust getting started guide to recent changes
Adjust getting started guide to recent changes

Replace "tabris" field in package.json with dependency.
Replace "Label" with "TextView".

The tabris-js-getting-started repository has also been updated.

Change-Id: I663b7bd1fe050f050b33b2a9a0d98863cf0dda75

moham3d/tabris-js,mkostikov/tabris-js,softnep0531/tabrisjs,moham3d/tabris-js,pimaxdev/tabris,pimaxdev/tabris,eclipsesource/tabris-js,eclipsesource/tabris-js,softnep0531/tabrisjs,mkostikov/tabris-js,eclipsesource/tabris-js