weighted random recommender
add update_for_age method on facebook weighted model
rename facebookweightedstrategy to facebookweighted
add spec for facebook weighted
add factory for facebook weighted
Merge branch 'master' of https://github.com/banana-slugs-2014/help.me into facebook_weighted_random_spike
actually add the model
Merge branch 'master' of https://github.com/banana-slugs-2014/help.me into facebook_weighted_random_spike
update test post merge
add an extra test for facebook_weighted_spec when user has an age
add likes and checkin weight to user
add testing for new facebookweighted methods
revert back to trials for ab testing in controller
fix typo in places controller trials ==> trial
hotfix on places controller to return new place or database place
Merge pull request #42 from banana-slugs-2014/facebook_weighted_random_spike

Facebook weighted random spike
 merge from master