changelog
    
    
    - Mon, 02 Jun 2014 12:50:40 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Mon, 02 Jun 2014 12:50:40 +0300] rev 784
 
    - - made LDDocument use shared pointers, this eliminates a lot of document-related crashes
 
    - Sun, 01 Jun 2014 03:15:36 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Sun, 01 Jun 2014 03:15:36 +0300] rev 783
 
    - - subfile inverting now detects flatness and acts accordingly instead of naively applying invertnext to everything
 
    - Sun, 01 Jun 2014 02:36:29 +0300
 
    - by Santeri Piippo <crimsondusk64@gmail.com> [Sun, 01 Jun 2014 02:36:29 +0300] rev 782
 
    - - simplified parse error handling