metadata/ also listed in tagfiles

.. and in RO manifest, in particular metadata/provenance

Author: stain

cwltool/provenance.py

@@ -187,8 +187,6 @@ def close(self):
         # FIXME: Convert below block to a ResearchObject method?
         if self.rel_path.startswith("data/"):
             self.research_object.bagged_size[self.rel_path] = self.tell()
-        elif self.rel_path.startswith("metadata/"):
-            pass
         else:
             self.research_object.tagfiles.add(self.rel_path)
 
@@ -1080,7 +1078,6 @@ def _write_ro_manifest(self):
         manifest["manifest"] = filename
         manifest.update(self._self_made())
         manifest.update(self._authored_by())
-
         manifest["aggregates"] = self._ro_aggregates()
         manifest["annotations"] = self._ro_annotations()