Update generator version to include bugfix
Update generator version to include bugfix

A critical bug that affected the init command has been fixed
in generator-tabris-js version 2.0.1.

Update generator dependency to 2.0.1.
Use tilde range to include any further patch releases.

Change-Id: Ib0beeba66a4d976a649ca3fd0e771f1161d91c2c

eclipsesource/tabris-js-cli