BahBah: renamed projects to org.eclipsescout.demo.bahbah.*
BahBah: fixes for Kepler
BahBah: maven build

New projects:
* org.eclipsescout.demo.bahbah.parent
* org.eclipsescout.demo.bahbah.server.product
* org.eclipsescout.demo.bahbah.ui.rap.product
* org.eclipsescout.demo.bahbah.ui.swing.product
* org.eclipsescout.demo.bahbah.ui.swt.product