- handle component destruction (patch by Richard W.M. Jones)
    - fix newtWinEntry definition
    - don't use uninitialized values in newtWinMenu
    - remove workarounds for old bug in SLsmg_write_nstring
    - improve SIGWINCH handling in form
    - don't abort from whiptail gauge on SIGWINCH
    - redisplay also last line
    - update Polish translation
    - update URL and Source tag