E. Ford, B. Kozinsky, and F. Rasio. (1999)cite arxiv:astro-ph/9905348
Comment: 47 pages, including 17 figures, to appear in ApJ, May 20, 2000;
revised version with some minor additions and clarifications.
F. Rasio, C. Tout, S. Lubow, and M. Livio. (1996)cite arxiv:astro-ph/9605059
Comment: AAS LaTeX macros v.4, 14 pages, 2 postscript figures, also available
from http://ensor.mit.edu/~rasio/, to appear in ApJ.