Scripts to read data from cisdocs API: http://courses.illinois.edu/cisdocs/explorer

Initial script to connect to the database.

Files that contain crucial data:
CalendarYear: stores a year and fetches terms available in that year ('spring', 'summer', 'fall')
Term: stores term data and fetches subjects available in that term(ex: AAS, CS, ECE, etc.)
Subject: stores data for subjects and can fetch classes in that subject (CS 173.., ASS 100..., etc.)
ClassGeneral: stores general information about a class and CRNs to each section of the class
ClassSection: stores section specific information
XMLReader: contains methods to read data from XML documents
MyIllinoisXMLRequest: requests XML file based on given year, term, subject,