Fixed definition of IE_CORE_BIG_ENDIAN so that it excludes Intel Macintosh  platforms
Fixed definition of IE_CORE_BIG_ENDIAN so that it excludes Intel Macintosh 
platforms

tectronics/cortex-vfx,ruschelp/cortex-vfx,AlanZatarain/cortex-vfx,code-google-com/cortex-vfx,AlanZatarain/cortex-vfx,Alwnikrotikz/cortex-vfx,ruschelp/cortex-vfx,Alwnikrotikz/cortex-vfx,ruschelp/cortex-vfx,tectronics/cortex-vfx,Alwnikrotikz/cortex-vfx,AlanZatarain/cortex-vfx,tectronics/cortex-vfx,code-google-com/cortex-vfx,code-google-com/cortex-vfx,code-google-com/cortex-vfx