ess-R-data-view is data viewer for GNU R. It shows dataframe and matrix
on table view.
ess-R-data-view provides two commands. The first, `ess-R-dv-ctable'
shows table in other buffer. It includes  border, and header is fixed.
The second, `ess-R-dv-pprint' shows pretty-printed text in other buffer.
It shows huge text smoothly.