Update *client-base-url* to beta.quicklisp.org.
Update *client-base-url* to beta.quicklisp.org.
Create client info if client-info.sexp is absent.

This can happen when upgrading from the legacy client into the new
client system.
Update version.txt for fix testing.
Update version.txt to 2014-01-29.
Update mock client-info to include more required fields.

If the file info fields are unbound, upgrades don't work.
Update version.txt to 2014-01-30.
Merge fixes to 2014-01-28 release.