First Score System Commit

[+] Added high score table to console, will be made into labels/on
screen text in the future
[+]Scalable high score sorting algorithm that can be used for any
reasonable high score table
[-] Due to messing up a commit earlier, labels indicating which screen
is which have been lost temporarily
Second Score System Commit

[+]Function makeLabel to help with the creation of Labels to put on
screen
[+] scoreBoardLabels array to store labels in which scores are set on
and then displayed
[+] Label called titleLabel that displays what screen you are currently
on
[-]Removed score output to console
Third Score System Commit

[+] Added the ability to save high scores to a file
[+] Scores are now loaded from the "HighScores.txt" file located in
Documents during initialisation
Merge pull request #2 from PeterLynch94/Score_System

Score system - Adds scoring system detailed in comments