remove obsolete files

.gitignore

@@ -1,3 +0,0 @@
-signatures.json
-ips.json
-spammer_*.json

site/build/clean_database.py

@@ -1,22 +0,0 @@
-#!/usr/bin/env python3
-import json
-import sys
-
-injson = str(sys.argv[1])
-outjson = str(sys.argv[2])
-
-def remove_error_info(d):
-    if not isinstance(d, (dict, list)):
-        return d
-    if isinstance(d, list):
-        return [remove_error_info(v) for v in d]
-    return {k: remove_error_info(v) for k, v in d.items()
-            if k not in {'email', 'code', 'permPriv', 'permNews' }}
-
-with open(injson) as json_data:
-    sigs_full = json.load(json_data)
-
-sigs_clean = remove_error_info(sigs_full)
-
-with open(outjson, 'w') as outfile:
-    json.dump(sigs_clean, outfile, indent=2)