move 1.1.1-1.1.2 upgrade scripts to obsolete

schema/obsolete/upgrade-1.1.1-1.1.2-mysql.sql

@@ -0,0 +1,17 @@
+begin;
+
+alter table ttrss_feeds add column parent_feed integer;
+alter table ttrss_feeds add foreign key (parent_feed) references ttrss_feeds(id) on delete set null;
+
+alter table ttrss_feeds add column private bool;
+
+update ttrss_feeds set private = false;
+
+alter table ttrss_feeds change private private bool not null;
+alter table ttrss_feeds alter column private set default 0;
+
+insert into ttrss_prefs (pref_name,type_id,def_value,short_desc,section_id) values('HIDE_READ_FEEDS', 1, 'false', 'Hide feeds with no unread messages',2);
+
+update ttrss_version set schema_version = 4;
+
+commit;