Unless there is some kind of extraordinary circumstance, the v1.7 SVN branch is hereby CLOSED. No new nightly tarballs will be generated off the v1.7 branch.
The v1.8 SVN branch has been created. I am creating a first nightly tarball off the v1.8 branch right now; it will be available shortly.
For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/