Fully tested ScoreTracking

- all methods tested and passed
- fixed errors in Flight_Tests
- fixed errors in Controls_Tests
Merge branch 'master' of https://github.com/SEPRGroup/SEPR3Project
Merge branch 'master' of https://github.com/SEPRGroup/SEPR3Project
Merge branch 'master' of https://github.com/SEPRGroup/SEPR3Project