Translate name -> name_str when updating networks
Translate name -> name_str when updating networks

After the name_str changes, the update/PUT path for networks
seems to have been forgotten. It was still writing the old
"name" property and not "name_str".

arekinath/sdc-napi,joyent/sdc-napi,joyent/sdc-napi,arekinath/sdc-napi,joyent/sdc-napi