Restructured Files

Made some changes to file structure for optimized use
Removed Connection Class and Added Func

Removed classes folder and added db connect as a func within func. Made
it a glablal var
Func to get data frm fb

Enables fb class within fb to query data
Created User Class

Construct func accepts $facebook and $user_id from init and assigns it
to in class variables.
Added func to check if user exists

Added func which checks if user exists, it is to return a boolean value
of true of false. It accepts an argument where it checks for via the
user id
Added initiate user method in user class to check if user exits in db or not

This class is to check if user exists and returns a boolean value.
Error reporting and getLogin Count

added get loginin count func
Added func to incremeent login_count for every log in
Added Function to Register new users to the site
Cleaning Up
Refactoring