0.04  Mon, 02 Nov 2009 00:21:49 +0100
  * Fix header filename in the SYNOPSIS (Yuval Kogman).

0.03  Wed, 12 Nov 2008 06:51:08 +0100
  * Ignore non-entersub ops.

0.02  Sat, 25 Oct 2008 12:26:34 +0200
  * Ignore null ops.

0.01  Thu, 16 Oct 2008 22:26:21 +0200
  * Initial release.
