Merge pull request #60 from dhfromkorea/master

change cors
removed crossdomain file
Merge pull request #61 from BorisVerk/master

removed crossdomain file
refactored logic to server.py
made test reflect refactor

initial attmpts to test server logic did not go well
minor fixes
fixed array access
Merge pull request #63 from BorisVerk/master

refactored logic to server.py
fixed get request on api/v1 & api/v2/user but not working on api/v2/beer because of CORS
Merge pull request #64 from neillobo/fix/APIcall

fixed get request on api/v1 & api/v2/user but not working on api/v2/beer...
fix for CORS issue by making all requests GET
Merge pull request #65 from neillobo/fix/APIcall

fix for CORS issue by making all requests GET
added code for users
added reviews and usernames to data
implemented an extremely basic user based recomendation system

minor fixes:
users are actually saved now
grouped database code

code needs cleanup
abstracted the recomendation function to generate many recommendations
Merge pull request #67 from BorisVerk/master

userbased recommendation is finally here