Changes to game Screen/ Game input listener

Game now plays music in its update loop- have given game a 5key piano
to play sounds.

In input listener for game, I’ve made it so that the angle of ur finger
now tells us whether a key has been pressed.
Revert "Changes to game Screen/ Game input listener"

This reverts commit b97fd514952059b5ce937229d559659d21f14878.
Merge branch 'master' of https://github.com/maciek93/musical-fingers