add current_group helper, remove unused methods
add current_group method, refactor current_user
remove add recommendation from before create
add recommend when a new choice is saved
groups#index handles selecting a group if correct param is present
show link to select a group
show name of current user and current group
move groups/index functionality to users/show
redirect to user path if groups path is hit without an appropriate select id
set @groups for use in view
add group_id and indices to choices
choice belongs to group, update validations
set choice group to current_group
only select choices for specified group
remove partner_id column from users
remove update method from users_controller
remove pick partner link from groups/show
Adjust messaging
add email and password_digest to users table
add additional users routes