JBIDE-14104 New Buttons wizard
Implemented new Buttons wizard. Test is added.
JBIDE-13997 jQuery Mobile code assist doesn't work if jQuery Mobile libs are loaded by Modernizr.load()
JBIDE-13998 jQuery Mobile Palette wizards should not add jQM libs...

references to the html page if the libs are loaded by Modernizr.load()

Note: this pull request depends on #97
JBIDE-13620 New Panel Wizard

Implemented New Panel wizard. Test is added.