added date to post model. using mongoose default value functionality instead of defining the defaults in the route
Posts now filtered and ranked by day. Better error handling and use of express parameters
upvoting improvements
Update README.md
Moved date logic into helper file. Wrote untested logic for getting start month
Introduction of Mocha unit tests
Corrected logic to for date calculation. Wrote more unit tests
Merge branch 'feature/rank-posts' of github.com:jamesseanwright/stealthfeed into feature/rank-posts
Updated readme
end of week calculation working, unit tests written, main route now uses the new helper
Merge branch 'feature/rank-posts' into develop