support for resolving arbitrary names independent of existing actual
references
fix generation of scoping rules for named and external scopes
Use call to relation-create-match to create relation match task.
added simple wizzard for new NaBL files
improved descriptions
generate scoping-site rules again.
Merge branch 'master' into mvn-build

Conflicts:
	org.metaborg.meta.lang.nabl/META-INF/MANIFEST.MF