autocompletion/commit

remove unused module imports

diff --git a/lib/ac_filter.pl b/lib/ac_filter.pl
index 2f93b52..ba62987 100644
--- a/lib/ac_filter.pl
+++ b/lib/ac_filter.pl
@@ -4,18 +4,10 @@
 	  ]).
 
 :- use_module(library('semweb/rdf_db')).
-:- use_module(library('semweb/rdfs')).
-:- use_module(library(semweb/rdf_label)).
 
 %:- use_module(serql(rdf_optimise)).
 
-:- use_module(library(debug)).
 :- use_module(library(error)).
-:- use_module(library(option)).
-:- use_module(library(pairs)).
-:- use_module(library(lists)).
-:- use_module(library(assoc)).
-:- use_module(library(settings)).
 :- use_module(library(http/json_convert)).
 :- use_module(library(http/json)).
 
diff --git a/lib/instance_search.pl b/lib/instance_search.pl
index cc0a408..f470577 100644
--- a/lib/instance_search.pl
+++ b/lib/instance_search.pl
@@ -4,13 +4,8 @@
 	]).
 
 :- use_module(library('semweb/rdf_db')).
-:- use_module(library('semweb/rdfs')).
-:- use_module(library('semweb/rdf_label')).
-:- use_module(library('semweb/rdf_litindex.pl')).
-
 :- use_module(library(find_resource)).
 :- use_module(library(ac_filter)).
-:- use_module(library(ac_list_util)).
 
 /***************************************************
 * term search