Log Message:
Update to 0.9.4:

New features:
 * support for symlinks
 * improved tag handling
 * improved merge handling of file and directory renames
 * improved named branch usability
 * numerous improvements to commands
 * generic pre- and post-command hooks
 * improved Windows support
 * basic BeOS and OpenVMS support
 * numerous bug fixes

New extensions and contributions:
 * extensions can now be specified in .hg/hgrc
 * new convert extension with CVS support
 * new graphlog extension
 * improved patchbomb extension
 * example FastCGI script