Merge pull request #52 from mjsteichen/make-calendar-red

made it so that only available dates can be requested and booked dates s...
adds model tests for images and requests, reorganizes all tests
adds simplecov to gemfile and spec_helper
adds couple residence controller tests
adds a couple more user_view tests
adds tests to models, controllers and views
removes simple cov gem for real and coverage folder
Merge pull request #53 from mjsteichen/actual-request-tests-without-simple-cov

Actual request tests without simple cov
Merge pull request #54 from mjsteichen/make-calendar-red

now hides the form when wrong date is clicked
changing the styling of residence search so that images are display block
fixing search function for fuzzy searching
fixing nav bar on user show page
Merge pull request #55 from mjsteichen/tuesday-stylings

Tuesday stylings
put alerts onto residence show page