Quick overview of steps to make a release.

1. tag the release
2. go to the correct tags/<tag> directory and run `svn export . tigervnc-<version>`
3. go to exported tree and in unix/ and win/ directories run `autoreconf -fiv`
4. find all "autom4te.cache" directories and remove them
5. pack the exported source as ".tar.gz" archive
6. upload the tarball, built Win installer and Xvnc to Sourceforge
7. fill the release_announcement template
8. send announcement to tigervnc-announce