Merge pull request #4 from saurabhsjoshi/master

Changed Timetable day to a JSON array
Updated Contributors
Added Siddharth Gupta and Saurabh Joshi as contributors to package.json
Updated copyright notice for api/vellore/scraper/timetable.js
Fixed Timetable parsing for Embedded Theory/Lab slots

Now correctly parsing the timetable based on not just course code but also course type
Course code is common for embedded courses
Updated sample-data for both Previous and Current Semesters