Updated Rips zigzags
* Updated to use Bron-Kerbosch
* Compute in the order of increasing epsilon, and decreasing point sizes
* Split into plain zigzag (rips-zigzag) and image zigzag (rips-image-zigzag)
* Added minor enhancements (show_progress and timers)
From: Dmitriy Morozov <morozov@cs.duke.edu>
Date: Wed, 09 Jan 2008 13:57:57 -0500
State: new
Subject: Change cout to rlog
Message-Id: <e8659770a6824e01-0-artemis@metatron>
In examples/grid/grid2Dvineyard.hpp (and in examples in general),
change the use of std::cout for logging information to rlog.
Naturally, create appropriate channels even if they are of only local
use.