Numerous improvements: display the instance name in the upper right corner; don't show more lines than the terminal can fit; correctly react to terminal size changes; react to Ctrl-L (redraw) and Ctrl-C / Ctrl-Q (quit).
Numerous improvements: display the instance name in the upper right corner;
don't show more lines than the terminal can fit; correctly react to terminal
size changes; react to Ctrl-L (redraw) and Ctrl-C / Ctrl-Q (quit).

The layout code could use a cleanup, and we still fail to DTRT if the width
of the terminal is less than that of our data, but this should not be a
problem in daily use.


git-svn-id: 7d4b18ab7d176792635d6a7a77dd8cbbea8e8daa@1589 d4fa192b-c00b-0410-8231-f00ffab90ce4

CartoDB/Varnish-Cache,CartoDB/Varnish-Cache,ssm/pkg-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish,wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish,ssm/pkg-varnish,CartoDB/Varnish-Cache,wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish