Merge pull request #31 from stateoflux/master

Moved logic to grab all users activity data to the card controller
add fitbit worker, protect angular routes, clean up code
fix: worker only queries users with fitbit
Merge pull request #33 from Hendrixer/server

add fitbit worker, protect angular routes, clean up code closes #18 fixed #32
refactored the various  calls within the UserService object into a http helper function (closes #35)
Merge branch 'master' of https://github.com/Fittr/fittr