pupsis-schedule-exporter (v4.0.0)

Major update by @yam-1111 on PR #8

Main Changes:

• added a new feature called "edit my schedule" (ability to edit sched there are some cases that classes are set through class consensus rather than the actual schedule on SIS due to conflicts)
• description both the ics and json are utilized getting the default value from the instructor name

Minor Changes:

• modularized the popup.js functions into two files utils/exports.js and utils/helpers.js and applied the functions on the js through import statement
• optimized the popup.js function handleclickevent into if else rather than nested loop
• minimized the source code on popup.js from 150+ lines of code to 100+ only
• added some documentation on helper and export functions

Screenshots