added view user profile page
add spec for user should have many reviews
people can be followed and un-followed
changed relationship in user model, fixed view, and cleaned up code in the test
a user can follow a person
conditionally hide follow button and fix sass
social media feature spec
updated social meadia feature spec
added spring and guard to project
create new macro for feature specs
Merge pull request #7 from doug7410/week_4_part_1

Week 4 part 1