prep specs for connection requests
further test spec prep
complete #create endpoint
create pending_requests end point
account for if there is already a connection request pending between two users, then can't make another one
account for new requirement where sender and recipient are required in FactoryGirl
.pending, .accepted, .rejected, .cancelled all do no return disconnected CRs
cannot create new connection request if two users are already friends
complete pending_requests
make pending_requests endpoint require a uuid params as part of route
make friends end point
complete update endpoint
merge with develop and use response hash for all users