Merge Daniel's additions to the sample SQL data
Patches applied:

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-7
   Merge from Mark

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-8
   Change approvals to timestamps

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-9
   Allow SourceSource.product to be NULL, to simplify imports of jobs

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-10
   Add a constraint

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-11
   Add another constraint to SourceSource

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-12
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-13
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-14
   Add module dependency tool

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-15
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-16
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-17
   Add id column to ManifestEntry

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-18
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-19
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-20
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-21
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-22
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-23
   Don't invoke Makefiles that don't exist

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-24
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-25
   Merge from rocketfuel

 * andrew.bennetts@canonical.com/launchpad--devel--0--patch-26
   Merge from rocketfuel