Refactor Table (3)
Refactor Table (3)

- don't render all rows in advance. Instead, render them one by one, or
  in groups determined by row-spanning cells within them
- rows are rendered again after an EndOfContainer exception, so that
  page PAGER_NUMBER references are correct.

brechtm/rinohtype,beni55/rinohtype,brechtm/rinohtype,beni55/rinohtype,brechtm/rinohtype