Assigned tasks on user pages

The list of tasks assigned to an user will now appear on the page of the
assignee, minus the 'Assigned to' part because that'd be redundant.

includes/t-data/dao_tasks.inc.php

@@ -62,6 +62,16 @@ class DAO_Tasks
 	}
 
 
+	public function getUserTasks( $user )
+	{
+		return $this->query(
+			'SELECT * FROM tasks_list '
+			.	'WHERE assigned_to_id = $1 '
+			.	'ORDER BY priority DESC , missing_dependencies ASC NULLS FIRST , added_at DESC'
+		)->execute( $user->user_id );
+	}
+
+
 	public function addTask( $item , $title , $priority , $description )
 	{
 		$result = $this->query( 'SELECT add_task( $1 , $2 , $3 , $4 , $5 ) AS error' )