Updated to compile on Linux
Revert "Updated to compile on Linux"

This reverts commit dd83146a3c699e30127268c2460de85e229f3d32.
Updated to compile on Linux
Added checks in SConscript to only apply modified library flags in Unix
Changed script.cpp for Linux joysticks

Switched the commented out joystick constants to have WIN32 preprocessor guards. This assumes it compiles on Windows in the first place.
Merge pull request #2 from FlyingJester/master

Updates to Compile on Linux