Add user spec tests for microposts proto status feed.
Add tests for rendering the feed on the Home page.
Preliminary implementation for the proto status feed.
Fix typo in user_spec
Add a @feed_items instance variable.
Add feed_items
Update gemfile.lock
Fix typos
Revert "Update gemfile.lock"

This reverts commit eb219694f20b6c82631fd0c74ade093499abf4a7.
Fix it..do block
Add an empty @feed_items variable to the create action
Add ability to destroy microposts
Merge branch 'user-microposts'