Merge pull request #7 from robotBones/master

(util) Adds confidenceScore utility
Merge pull request #8 from robotBones/master

(feat) Adds pseudocode for recommendation utility
deleted server
deleted mongo file
created express server
created mysql database
hooked up sql to server
created schema for users, links, collections
created middleware for routing
created user model
links model
creating routes for each m for each model
added middleware router
created routes for models
created controllers for models
created persistant storage for users
saves user without timestamp
added login request handler
created login handler
added signup handler