only delete extra info from current closing node
Added Interests table for users

Functions are the same as for skills just more information for users to
add and be displayed in the network page
Added Followers table

Difference between two employee and employee employer friendship
Multiple search hits shown on a node as borders
Bug fixes on search borders

Borders and search terms disappear as expected and grow and shrink as
nodes are selected
syntax change

changed sender_id to user_id for testing to pass
Merge branch 'network'

Conflicts:
	app/controllers/friendships_controller.rb
	app/models/friendship.rb
Dealt with all good