store user preferences (model/migration)
fix typo in fodler nmae
add pref controller spec
allow gender to be nil (either)
add preferences routes
require capybara/rails for future use
add create, update, destroy methods for prefs
change creation syntax, use preference over pref
use preference over pref, add pref shortcut
add form to add/create preference
correct destroy syntax, use preference over pref
empty string indicates nil
Name.random can accept optional gender argument
get_next_name by gender if pref exists
only show Review Names nav if not currently reviewing
Merge branch 'user-preferences' into v0.2
use next_name instead of get_next_name
simple search for partner
add comment to choices table
show comment form when reviewing names