The Guile reference manual:
- Mark Galassi, for general stewardship
- Tim Pierce, for writing sections on script interpreter triggers, alists,
  function tracing, and splitting the manual into its own module.

Proofreading, bug reports and bug fixes from:
   Marcus Daniels
      Lee Thomas
     Joel Weber
    Keith Wright
    Chris Bitmead
  Dale P. Smith

New entries from:
      Per Bothner

Build patches from:
    Steve Tell