Adds method deleteSectionsForIndexes: to Schedule
Fixes bug with adding and removing semesters
Refactors setupModel for app delegate
Fixes load method to add coursePool to child schedules
Fixes bug with app crashing when switching adding semesters
Adds name shortening algorithm
Adds NSString category with clientId utility
Adds assert statements to parse methods
Fixes bug with missing ids in temp data
Implements fast loading of profile picture
Merge branch 'master' of https://github.com/VandyApps/DegreeVU-iOS