* cus/stable:
  libzvbi-teletextdec: set bitmap teletext canvas dimensions
  libzvbi-teletextdec: add chopped top row size to y offset
  libzvbi-teletextdec: use defined constants for bitmap char width and height
  libzvbi-teletextdec: cosmetics
Merged-by: Michael Niedermayer <michaelni@gmx.at>