added an sqlite interface to the server
added sqlite3 db

has 2 tables

distances
==============================
beer1_id | beer2_id | distance
==============================

beernames
==================
beer_id | beername
==================
Merge pull request #11 from BorisVerk/sqlite3

Added Sqlite3 db
fixed cors
Merge pull request #12 from neillobo/bugFix/cors

fixed cors