migrate to new config

import_padma.py

@@ -136,11 +136,15 @@ def item_data(data):
                 value = value.replace('\r\n', '\n').strip()
             d[{
                 u'id': u'oldId',
-                u'categories': u'category',
+                u'categories': u'topic',
+                u'source': u'project',
+                u'collection': u'source',
                 u'languages': u'language',
             }.get(key, key)] = value
     if 'director' in d:
-        d['director'] = unicode(d['director']).strip().split(', ')
+        d['director'] = unicode(d['director']).replace(' and ', ', ').strip().split(', ')
+        d['director'] = filter(lambda x: x.strip().lower() not in ('none', 'n/a', '', 'various'),
+                               d['director'])
     for key in  ('layers', 'duration', 'size', 'public'):
         if key in d:
             del d[key]