Replaced dubious casting on the lvalue with casting of the value back to an int....

Commit by leighsmith :: r3436 /trunk/MusicKit/Frameworks/SndKit/ (6 files): (link) Replaced dubious casting on the lvalue with casting of the value back to an int. Fixeserrors on gcc 4.3 that were previously warnings. Added math.h includes to coverdeclarations of fabs() & pow(). Added include of Foundation.h for NSLog calls inSndResample.