start adding views to create a new house
add the views and logic so a user can create a house after signing up or logging in
create login, sign up, and logout view test helper methods, and use them inside existing feature tests
finish feature test for adding a new house
add controller tests for HousesController
Merge branch 'master' into user-adds-house
Merge pull request #9 from purple-martins-2013/user-adds-house

User adds house