Initial contribution of xml-processing.

Also-by: Michael Grammling m.grammling@external.telekom.de
Signed-off-by: Alex Tugarev telekom@tugarev.de
Merge remote-tracking branch 'qivicon.smarthome/xml-processing-contribution-final' into integration

Signed-off-by: Alex Tugarev <telekom@tugarev.de>

Conflicts:
	binding/org.eclipse.smarthome.binding.hue.test/org.eclipse.smarthome.binding.hue.test.launch
	binding/org.eclipse.smarthome.binding.hue/src/main/java/org/eclipse/smarthome/binding/hue/internal/HueActivator.java
	bundles/config/pom.xml