Esap gateway query

Merge with master prior to deploying new version in production.

esap/esap/configuration/adex.py

@@ -19,7 +19,8 @@ navbar = [nav1,nav2]
 #datasets_enabled = ['apertif-observations','astron.ivoa.obscore']
 
 # if datasets_disabled is set, then all datasets except these are returned to the GUI
-#datasets_disabled = ['nancay.ivoa.obscore']
+datasets_disabled = ['nancay.ivoa.obscore']
+
 
 # definition of the query
 query_schema = {
@@ -57,9 +58,9 @@ query_schema = {
       "enum": ["all","raw","processed"],
       "enumNames": ["All","Raw","Processed"]
     },
-    "category": {
+    "collection": {
       "type": "string",
-      "title": "Keywords",
+      "title": "Collection",
     },
   }
 }
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