wip for db_migrations for core schema

sql/pgsql/migrations/113.sql

@@ -0,0 +1,8 @@
+begin;
+
+insert into ttrss_filter_actions (id,name,description) values (8, 'stop',
+	'Stop / Do nothing');
+
+update ttrss_version set schema_version = 113;
+
+commit;