Merge pull request #32 from ckhamash/master

Menu music slider fix & background
worked on gui seebright support
merged
made game buildable and runable using seebright
Added in seebright controls
Merge pull request #33 from KirbyAu2/seebright

Seebright GUI fix and Controls
Merge pull request #34 from ckhamash/master

Maximum shots with multi-shots bug
Back button fix (again)