User can add thier interest from my profile page.(working on apppending to list.)
App can now save interest to the database. (still working on DOM)
User can see added interest instantly.
User can now delete immediately after adding interest.
Only the logged in user can add interest to their profile.
User can now view for how long they've been a member.
Follow/Unfollow button appear on user profile page.
User can unfollow and follow user on their profile page.
Add ProfileApp initializer inside the initializer.js
Merge branch 'add_follow_interest'

Conflicts:
	app/assets/javascripts/application.js
	config/routes.rb