Updated jQuery to 1.10.2 (from 10.1.1) for bugfix.

Updated jQuery to 1.10.2 (from 10.1.1) for bugfix.
    README.md
    application/views/header.php
    javascript/jquery-1.10.1.min.js   (-)
    javascript/jquery-1.10.2.min.js   (+)
Added database logging of music download

Added database logging of music download
    application/models/purchase_model.php
    application/views/pages/getfile.php
Dropped deprecated mysql_ functions for mysqli

Dropped deprecated mysql_ functions for mysqli
    getfile.php
Add sql injection protection on fallback download

Add sql injection protection on fallback download method.
    getfile.php