added plugins

plugins/dbgate-plugin-postgres/src/backend/sql/routineModifications.js

@@ -0,0 +1,10 @@
+module.exports = `
+select 
+  routine_name as "pureName",
+  routine_schema as "schemaName",
+  md5(routine_definition) as "hashCode",
+  routine_type as "objectType"
+from
+  information_schema.routines where routine_schema != 'information_schema' and routine_schema != 'pg_catalog' 
+  and routine_type in ('PROCEDURE', 'FUNCTION')
+`;