FIX: Copy num_threads to MapNode-generated Nodes

Author: effigies

nipype/pipeline/engine/nodes.py

@@ -1125,6 +1125,8 @@ def _make_nodes(self, cwd=None):
                     fieldvals = filename_to_list(getattr(self.inputs, field))
                 logger.debug('setting input %d %s %s', i, field, fieldvals[i])
                 setattr(node.inputs, field, fieldvals[i])
+            node._interface.num_threads = self._interface.num_threads
+            node._interface.estimated_memory_gb = self._interface.estimated_memory_gb
             node.config = self.config
             node.base_dir = op.join(cwd, 'mapflow')
             yield i, node