added form for user sign in
new user view complete and displays error messages when form not complete
login without error messages for bad login info
logins working but does not redirect to root
Merge pull request #7 from curiousepic/master

Views, Seed Data
merged Davids version that deleted extraneous views and added seeds
working login and logout
defined current_user_id
working logins
update
merge
added conditional view to problems index
errors when add resolve
Added Unicorn config
Merge branch 'master' of https://github.com/rlconley/halp
Resolve button and permission logic