Update README.rdoc

Deleted last line - test
Wrote test for first feature. Created db for test environment
adding features dir
passed tests for no restaurants display
wrote test for displaying a restaurant. Failed
added function for displaying restaurants once added
added test for adding restaurants
test passed for creating a restuarant. test written and failed for editing a restaurant
allowed for editing restaurants
added test for deleting link
test passed for delete a restaurant
add new info data field and link to show page
updated show view to print restaurant description
added reviews as subclass to restaurant and new reviews page
added first google image result to restaurant label
Added validation on restaurant name to prevent short names and duplicates
added validation on restaurant rating inclusion within appropriate range
added test for average restaurant rating
Changed average rating test to be on the restaurant model first
slimed the test