Add redirector and transition-stats as submodules, sync in load.sh
No data/ in .gitignore
Tidy the docs and comments to be explicit about submodules. Download the submodules in load.sh
Merge pull request #7 from alphagov/submodules

Add redirector and transition-stats as submodules, sync in load.sh
Merge commit '8c185a2851a6d1f3ffc4e14c3c3d510e3202ba12' into HEAD