add testing gems
add guard gem
use guard and database cleaner
minimal rspec output
remove misnamed files
add factories for various models
add specs to group model
add specs to membership model
add specs for recommendation model
add specs for user model
add specs for choice model
add specs for invite model
add specs for name model
add specs for preference model
matches method held on group model
remove logging
use 'F' (female) as default for names/preferences
check auth before all actions
add choices_controller specs
update preferences controller specs (pref is on group)