Final (FIXED)

Final milestone but with minor fixes, as discussed with Oliver.

Final

What's Changed

• Feature/a star by @lenqian in #17
• Integrate GUI by @azhe202 in #23
• abstract bnb algorithm and create thread for running algorithm by @lenqian in #24

Full Changelog: Milestone-1...Final

Milestone 1

First milestone 1 is complete with a scheduler.jar. Instruction to run in our README.md