GPL3 license

Conflicts:
	extension/pkg_evalor.xml
include README, COPYING files in package
add Joomla 3 compatibility
fix PHP notices
remove obsolete package-dev script
don't zip twice
Merge branch 'master' of github.com:apeschar/webwinkelkeur-virtuemart

Conflicts:
	bin/package
	extension/com_evalor/admin/controller.php
	extension/com_evalor/admin/evalor.php
	extension/com_evalor/admin/views/config/tmpl/default.php
	extension/com_evalor/admin/views/config/view.html.php
	extension/pkg_webwinkelkeur.xml