allow blank read date
added twilio stuff
allow blank read date
Merge pull request #28 from danny-dyers-chocolate-homunculus/charlie

Rendering posts in dashboard
Added SMS notifications
add landlord boolean flag to user
Merge branch 'master' of github.com:danny-dyers-chocolate-homunculus/student into joe
Merge pull request #29 from danny-dyers-chocolate-homunculus/joe

Pimped up some of the dealings related to the SMSings.
Changes to style
Merge pull request #30 from danny-dyers-chocolate-homunculus/walter

Changes to style
Added logout view at /logout
Added unicode method for house model
Dashboard now listing posts for all users in the current users house.