1.3.1 release done

1. [DONE] have SVN access to repository.
2. [DONE] update information about sawfish website and John's resignation in README.
3. [DONE] Adding documentation v0.11 from Derek Upham into the release.
4. [DONE] update texinfo manual from Derek Upham to include new FAQ, see Talk:FAQ for details
5. [almost DONE ;)] Making our new website good enough for browsing, with some content organized inside.