Ported product system graphical editor to new model/version
Fixed compilation error regarding analysis editor actions
Removed remaining old graphical editor class
Merge remote-tracking branch 'gdtc/master'

Conflicts:
	olca-app/src/org/openlca/app/Messages.java
	olca-app/src/org/openlca/app/messages.properties
	olca-app/src/org/openlca/app/messages_de.properties