Add periscope
Add view listings for sale by listing type
Add filter listings for sale by minimum price
Add filter listings for sale by maximum price
Add filter listings for sale by number of bedrooms
Add filter listings for sale by number of bathrooms
Move Listing scopes to class methods
Clean up scope_accessible definitions
Change price minimum/maximum filters to drop down
Move bedroom/bathrooms prompt from helper to select tag
Merge pull request #1 from emilford/em-listings-for-sale

Adds listings for sale view + filtering