storing user info from SSO in the Rails cache
removing redundant info from cucumber feature
removing need to specify requester email

requesters no longer need to specify their email address.
Information from SSO is used to set the requester details
on the submitted requests.
showing the current user's name, adding logout
implementing more of the User interface with tests
switching to a redis-backed cache store
fixing rebase issues
adding name to string representation of ticket
Merge pull request #30 from alphagov/removing_need_to_specify_requester_email

Removing need to specify requester email
Revert "Completely disable exception debug pages in prod"

This reverts commit eb6e816ecb7cc945657169985034c77ac7d23082.
Revert "Merge pull request #30 from alphagov/removing_need_to_specify_requester_email"

This reverts commit 043e678afc3a33f4e48922523c1669a935ecd30d, reversing
changes made to 2b3e2049e277e4e426c91ab991eff93affc40b1a.

Since redis isn't yet production-ready, we're backing this change out
Merge pull request #40 from alphagov/revert_redis_integration

Revert "Merge pull request #30 from removing_need_to_specify_requester_email