Add CPP files to Xcode project

Also correct capitalisation of include
Player ChangeShape function created and working
Merge branch 'master' of https://github.com/stan680/GeometryJam.git
Added compile info to README
Merge branch 'master' of https://github.com/stan680/GeometryJam.git
Can't add speed from both inputs at once. Thumstick gets priority.
Merge branch 'Playerr'
Console key is now '/'
Space has been noted
Player's bullet firing code
Stopped collision from firing bullet
Merge branch 'master' of https://github.com/stan680/GeometryJam.git
Yet more readme updates
Bullets fire from appropriate place regardless of size
Merge branch 'Playerr'
Merge branch 'master' of https://github.com/stan680/GeometryJam
Formatting changes, easier to read & understand
Clarification & re-wording
Bullets work + debugDraw on by default
Merge branch 'Bullets'