Conditional showing of login form

Also, better checking on login success
Merge branch 'master' of https://github.com/sethetter/rentrep

Conflicts:
	views/layout.ejs
Point new property to correct route
Update user record after landlord create

Ensures two way association
Populate tenant and landlord for session
Use return!!!!
Update user record after tenant creation
GET OUT OF HEREREOWIJOSIDJFOSIDJF
Two way associations on user model
Property belongs to landlord
Property attributes, and create form