first test complete
create category_spec -- wrote specs for the video and category association
add presence validations to a videos description and title, tested the validations
replace previous tests with shoulda-matchers
create search_by_title method for Video, write tests for method implementation
implement search feature into UI
define recent_videos method in category model, tested the functionality
implement Videos recent_videos method
begin implementation of the user and session functions
finish adding authentication
fixed the sign_in and log_in forms
Merge pull request #2 from mpedersen2054/mod1

Mod1