Merge pull request #321 from deniszgonjanin/master

fix bug with published/scheduled facet not appearing when the other is n...
Allow now sys-admins to save changes to a dataaset, but not to publish it
Merge pull request #322 from thriuin/master

Allow now sys-admins to save changes to a dataset
Update navl_schema.py
fix for package search result limit being overwriten