diff --git a/src/setup.php b/src/setup.php
index aa1a56a..eab0629 100644
--- a/src/setup.php
+++ b/src/setup.php
@@ -256,7 +256,7 @@ elseif($ver == $lastVer)
 }
 else
 {
-	if(!in_array($ver, array('1.3.0','1.3.1','1.4'))) {
+	if(!in_array($ver, array('1.4'))) {
 		exitMessage("Can not update. Unsupported database version ($ver).");
 	}
 	if(!isset($_POST['update'])) {
@@ -271,17 +271,6 @@ else
 	{
 		update_14_17($db, $dbtype);
 	}
-	elseif ($ver == '1.3.1')
-	{
-		update_131_14($db, $dbtype);
-		update_14_17($db, $dbtype);
-	}
-	elseif ($ver == '1.3.0')
-	{
-		update_130_131($db, $dbtype);
-		update_131_14($db, $dbtype);
-		update_14_17($db, $dbtype);
-	}
 }
 echo "Done<br><br> <b>Attention!</b> Delete this file for security reasons.";
 printFooter();
@@ -403,291 +392,6 @@ function myExceptionHandler($e)
 }
 
 
-### 1.3.0 to 1.3.1 ##########
-function update_130_131(Database_Abstract $db, $dbtype)
-{
-	$tz = null;
-	if(isset($_POST['tz'])) {
-		$tz = (int)$_POST['tz'];
-		if($tz<-720 || $tz>720 || $tz%30!=0) $tz = null;
-		else $tz = $tz*60;
-	}
-	if(is_null($tz)) $tz = (int)date('Z');
-
-#	if($dbtype=='sqlite') {
-#		$temp_store_pragma = $db->sq("PRAGMA temp_store");
-#		$db->ex("PRAGMA temp_store = MEMORY");
-#	}
-
-	$db->ex("BEGIN");
-	if($dbtype=='mysql')
-	{
-		$db->ex("ALTER TABLE lists ADD `ow` INT NOT NULL default 0");
-		$db->ex("ALTER TABLE lists ADD `d_created` INT UNSIGNED NOT NULL default 0");
-		$db->ex("ALTER TABLE lists ADD `sorting` TINYINT UNSIGNED NOT NULL default 0");
-		$db->ex("ALTER TABLE lists ADD `published` TINYINT UNSIGNED NOT NULL default 0");
-		$db->ex("ALTER TABLE lists ADD `taskview` INT UNSIGNED NOT NULL default 0");
-
-		$db->ex("ALTER TABLE todolist ADD `d_created` INT UNSIGNED NOT NULL default 0");
-		$db->ex("ALTER TABLE todolist ADD `d_completed` INT UNSIGNED NOT NULL default 0");
-
-		# convert task date...
-		$db_session_timezone = $db->sq("SELECT @@session.time_zone");;
-		$db->ex("SET time_zone='+0:00'");
-		$tz = -1*$tz;
-		$db->ex("UPDATE todolist SET d_created = UNIX_TIMESTAMP(d) + TIME_TO_SEC(TIMEDIFF(NOW(),UTC_TIMESTAMP())) ".($tz<0?'-':'+').abs($tz));
-		$db->ex("SET time_zone=?", array($db_session_timezone));
-
-		$db->ex("ALTER TABLE todolist DROP `d`");
-	}
-	else
-	{
-		$db->ex("ALTER TABLE lists ADD ow INTEGER NOT NULL default 0");
-		$db->ex("ALTER TABLE lists ADD d_created INTEGER UNSIGNED NOT NULL default 0");
-		$db->ex("ALTER TABLE lists ADD sorting TINYINT UNSIGNED NOT NULL default 0");
-		$db->ex("ALTER TABLE lists ADD published TINYINT UNSIGNED NOT NULL default 0");
-		$db->ex("ALTER TABLE lists ADD taskview INTEGER UNSIGNED NOT NULL default 0");
-
-		$db->ex("ALTER TABLE todolist ADD d_created INTEGER UNSIGNED NOT NULL default 0");
-		$db->ex("ALTER TABLE todolist ADD d_completed INTEGER UNSIGNED NOT NULL default 0");
-
-		# convert task date to timestamp
-		$tz = -1*$tz;
-		$db->ex("UPDATE todolist SET d_created=strftime('%s',d) ".($tz<0?'-':'+').abs($tz));
-
-		# drop unnecessary field 'd'
-		$db->ex(
-"CREATE TEMPORARY TABLE todolist_backup (
- id INTEGER,
- list_id INTEGER UNSIGNED NOT NULL default 0,
- d_created INTEGER UNSIGNED NOT NULL default 0,
- d_completed INTEGER UNSIGNED NOT NULL default 0,
- compl TINYINT UNSIGNED NOT NULL default 0,
- title VARCHAR(250) NOT NULL,
- note TEXT,
- prio TINYINT NOT NULL default 0,
- ow INT NOT NULL default 0,
- tags VARCHAR(250) NOT NULL default '',
- duedate DATE default NULL
-) ");
-		$db->ex("INSERT INTO todolist_backup (id,list_id,d_created,d_completed,compl,title,note,prio,ow,tags,duedate) ".
-				" SELECT id,list_id,d_created,d_completed,compl,title,note,prio,ow,tags,duedate FROM todolist");
-		$db->ex("DROP TABLE todolist");
-
-		$db->ex(
-"CREATE TABLE todolist (
- id INTEGER PRIMARY KEY,
- list_id INTEGER UNSIGNED NOT NULL default 0,
- d_created INTEGER UNSIGNED NOT NULL default 0,
- d_completed INTEGER UNSIGNED NOT NULL default 0,
- compl TINYINT UNSIGNED NOT NULL default 0,
- title VARCHAR(250) NOT NULL,
- note TEXT,
- prio TINYINT NOT NULL default 0,
- ow INT NOT NULL default 0,
- tags VARCHAR(250) NOT NULL default '',
- duedate DATE default NULL
-) ");
-		$db->ex("CREATE INDEX list_id ON todolist (list_id)");
-
-		$db->ex("INSERT INTO todolist (id,list_id,d_created,d_completed,compl,title,note,prio,ow,tags,duedate) ".
-				" SELECT id,list_id,d_created,d_completed,compl,title,note,prio,ow,tags,duedate FROM todolist_backup");
-		$db->ex("DROP TABLE todolist_backup");
-	}
-
-	$sort = 0;
-	if(isset($_COOKIE['sort']) && $_COOKIE['sort'] != ''){
-		$sort = (int)$_COOKIE['sort'];
-		if($sort < 0 || $sort > 2) $sort = 0;
-	}
-
-	if(Config::get('password') != '' && Config::get('allowread')) $published = 1;
-	else $published = 0;
-
-	$db->ex("UPDATE lists SET d_created=?, sorting=?, published=?", array(time(), $sort, $published));
-	$db->ex("UPDATE todolist SET d_completed=d_created WHERE compl=1");
-
-	$db->ex("COMMIT");
-
-#	if($dbtype=='sqlite') {
-#		$db->ex("PRAGMA temp_store = $temp_store_pragma");
-#	}
-}
-
-### end of 1.3.0 to 1.3.1 ##########
-
-### update v1.3.1 to v1.4 ##########
-function update_131_14(Database_Abstract $db, $dbtype)
-{
-	$db->ex("BEGIN");
-	if($dbtype=='mysql')
-	{
-		$db->ex("DROP TABLE {$db->prefix}tags");
-		$db->ex(
-			"CREATE TABLE {$db->prefix}tags (
-			 `id` INT UNSIGNED NOT NULL auto_increment,
-			 `name` VARCHAR(50) NOT NULL,
-			 PRIMARY KEY(`id`),
-			 UNIQUE KEY `name` (`name`)
-			) CHARSET=utf8 ");
-
-		$db->ex("ALTER TABLE {$db->prefix}todolist CHANGE `tags` `tags` VARCHAR(600) NOT NULL default ''");
-		$db->ex("ALTER TABLE {$db->prefix}todolist ADD `tags_ids` VARCHAR(250) NOT NULL default ''");
-		$db->ex("ALTER TABLE {$db->prefix}todolist ADD `uuid` CHAR(36) NOT NULL default ''");
-		$db->ex("ALTER TABLE {$db->prefix}todolist ADD `d_edited` INT UNSIGNED NOT NULL default 0");
-
-		$db->ex("ALTER TABLE {$db->prefix}tag2task ADD `list_id` INT UNSIGNED NOT NULL");
-		$db->ex("ALTER TABLE {$db->prefix}tag2task ADD KEY(`list_id`)");
-
-		$db->ex("ALTER TABLE {$db->prefix}lists ADD `uuid` CHAR(36) NOT NULL default ''");
-		$db->ex("ALTER TABLE {$db->prefix}lists ADD `d_edited` INT UNSIGNED NOT NULL default 0");
-
-	}
-	else #sqlite
-	{
-			# changes in tags table: fully new
-			$db->ex("DROP TABLE {$db->prefix}tags"); //index will be deleted too
-			$db->ex(
-				"CREATE TABLE {$db->prefix}tags (
-				 id INTEGER PRIMARY KEY AUTOINCREMENT,
-				 name VARCHAR(50) NOT NULL COLLATE NOCASE
-				) ");
-			$db->ex("CREATE UNIQUE INDEX tags_name ON {$db->prefix}tags (name COLLATE NOCASE)");
-
-			# changes in todolist table: uuid, d_edited, tags, tags_ids
-			$db->ex(
-				"CREATE TABLE todolist_new (
-				 id INTEGER PRIMARY KEY,
-				 uuid CHAR(36) NOT NULL default '',
-				 list_id INTEGER UNSIGNED NOT NULL default 0,
-				 d_created INTEGER UNSIGNED NOT NULL default 0,
-				 d_completed INTEGER UNSIGNED NOT NULL default 0,
-				 d_edited INTEGER UNSIGNED NOT NULL default 0,
-				 compl TINYINT UNSIGNED NOT NULL default 0,
-				 title VARCHAR(250) NOT NULL,
-				 note TEXT,
-				 prio TINYINT NOT NULL default 0,
-				 ow INTEGER NOT NULL default 0,
-				 tags VARCHAR(600) NOT NULL default '',
-				 tags_ids VARCHAR(250) NOT NULL default '',
-				 duedate DATE default NULL
-				) ");
-			$db->ex("INSERT INTO todolist_new (id,list_id,d_created,d_completed,compl,title,note,prio,ow,tags,duedate)".
-					" SELECT id,list_id,d_created,d_completed,compl,title,note,prio,ow,tags,duedate FROM {$db->prefix}todolist");
-			$db->ex("DROP TABLE {$db->prefix}todolist");
-			$db->ex("ALTER TABLE todolist_new RENAME TO {$db->prefix}todolist");
-			$db->ex("CREATE INDEX todo_list_id ON {$db->prefix}todolist (list_id)"); #1st index of 2
-
-			# changes in tag2task table: new column and index, new names of indexes
-			$db->ex("ALTER TABLE {$db->prefix}tag2task ADD list_id INTEGER NOT NULL default 0");
-			$db->ex("DROP INDEX tag_id");
-			$db->ex("DROP INDEX task_id ");
-			$db->ex("CREATE INDEX tag2task_tag_id ON {$db->prefix}tag2task (tag_id)");
-			$db->ex("CREATE INDEX tag2task_task_id ON {$db->prefix}tag2task (task_id)");
-			$db->ex("CREATE INDEX tag2task_list_id ON {$db->prefix}tag2task (list_id)");
-
-			# changes in lists table: uuid, d_edited
-			$db->ex("ALTER TABLE {$db->prefix}lists ADD uuid CHAR(36) NOT NULL default ''");
-			$db->ex("ALTER TABLE {$db->prefix}lists ADD d_edited INTEGER UNSIGNED NOT NULL default 0");
-
-	}
-
-	# recreate tags
-	$db->ex("DELETE FROM {$db->prefix}tag2task");
-
-	$q = $db->dq("SELECT id,list_id,tags FROM {$db->prefix}todolist WHERE tags != ''");
-	$ar = array();
-	while($r = $q->fetchAssoc()) $ar[] = $r;
-	foreach($ar as $r)
-	{
-			$aTags = v14_prepareTags($r['tags']);
-			if($aTags)
-			{
-				v14_addTaskTags($r['id'], $aTags['ids'], $r['list_id']);
-				$db->ex("UPDATE {$db->prefix}todolist SET tags=?,tags_ids=? WHERE id=".$r['id'],
-						array(implode(',',$aTags['tags']), implode(',',$aTags['ids'])) );
-			}
-	}
-
-	# fix bug with empty lists.d_created
-	$db->ex("UPDATE {$db->prefix}lists SET d_created=?", time());
-
-	# init d_edited
-	$db->ex("UPDATE {$db->prefix}todolist SET d_edited=d_created");
-	$db->ex("UPDATE {$db->prefix}todolist SET d_edited=d_completed WHERE d_completed > d_edited");
-	$db->ex("UPDATE {$db->prefix}lists SET d_edited=d_created");
-
-	# add UUID
-	$q = $db->dq("SELECT id FROM {$db->prefix}todolist");
-	$ar = array();
-	while($r = $q->fetchAssoc()) $ar[] = $r;
-	foreach($ar as $r) {
-		$db->ex("UPDATE {$db->prefix}todolist SET uuid=? WHERE id=".$r['id'], array(generateUUID()) );
-	}
-
-	$q = $db->dq("SELECT id FROM {$db->prefix}lists");
-	$ar = array();
-	while($r = $q->fetchAssoc()) $ar[] = $r;
-	foreach($ar as $r) {
-		$db->ex("UPDATE {$db->prefix}lists SET uuid=? WHERE id=".$r['id'], array(generateUUID()) );
-	}
-
-	# create unique indexes for UUID
-	if($dbtype=='mysql')
-	{
-		$db->ex("ALTER TABLE {$db->prefix}lists ADD UNIQUE KEY (`uuid`)");
-		$db->ex("ALTER TABLE {$db->prefix}todolist ADD UNIQUE KEY (`uuid`)");
-	}
-	else
-	{
-		$db->ex("CREATE UNIQUE INDEX lists_uuid ON {$db->prefix}lists (uuid)");
-		$db->ex("CREATE UNIQUE INDEX todo_uuid ON {$db->prefix}todolist (uuid)");
-	}
-
-	$db->ex("COMMIT");
-}
-
-function v14_prepareTags($tagsStr)
-{
-	$tags = explode(',', $tagsStr);
-	if(!$tags) return 0;
-
-	$aTags = array('tags'=>array(), 'ids'=>array());
-	foreach($tags as $tag)
-	{
-		$tag = str_replace(array('"',"'",'<','>','&','/','\\','^'),'',trim($tag));
-		if($tag == '') continue;
-
-		$aTag = v14_getOrCreateTag($tag);
-		if($aTag && !in_array($aTag['id'], $aTags['ids'])) {
-			$aTags['tags'][] = $aTag['name'];
-			$aTags['ids'][] = $aTag['id'];
-		}
-	}
-	return $aTags;
-}
-
-function v14_getOrCreateTag($name)
-{
-	global $db;
-	$tagId = $db->sq("SELECT id FROM {$db->prefix}tags WHERE name=?", array($name));
-	if($tagId) return array('id'=>$tagId, 'name'=>$name);
-
-	$db->ex("INSERT INTO {$db->prefix}tags (name) VALUES (?)", array($name));
-	return array('id'=>$db->lastInsertId(), 'name'=>$name);
-}
-
-function v14_addTaskTags($taskId, $tagIds, $listId)
-{
-	global $db;
-	if(!$tagIds) return;
-	foreach($tagIds as $tagId)
-	{
-		$db->ex("INSERT INTO {$db->prefix}tag2task (task_id,tag_id,list_id) VALUES (?,?,?)", array($taskId,$tagId,$listId));
-	}
-}
-### end of 1.4 #####
-
 ### update v1.4 to v1.7 ##########
 function update_14_17(Database_Abstract $db, $dbtype)
 {