Moving SPI pin definitions into core (from SPI library): SS, MISO, MOSI, and SCK.
Moving SPI pin definitions into core (from SPI library): SS, MISO, MOSI, and SCK.



Former-commit-id: 0aec45afbcbc09930e42e81b5b66e48320bb3542

pontech/chipKIT-core,chipKIT32/chipkit-core,ricklon/chipKIT-core,pontech/chipKIT-core,adamwolf/chipKIT-core,chipKIT32/chipkit-core,adamwolf/chipKIT-core,chipKIT32/chipkit-core,UECIDE/chipKIT-core,pontech/chipKIT-core,EmbeddedMan/chipKIT-core,UECIDE/chipKIT-core,EmbeddedMan/chipKIT-core,UECIDE/chipKIT-core,chipKIT32/chipkit-core,pontech/chipKIT-core,EmbeddedMan/chipKIT-core,UECIDE/chipKIT-core,adamwolf/chipKIT-core,ricklon/chipKIT-core,ricklon/chipKIT-core,majenkotech/chipKIT-core,majenkotech/chipKIT-core,pontech/chipKIT-core,majenkotech/chipKIT-core,majenkotech/chipKIT-core,chipKIT32/chipkit-core,ricklon/chipKIT-core,UECIDE/chipKIT-core,adamwolf/chipKIT-core,adamwolf/chipKIT-core,pontech/chipKIT-core,majenkotech/chipKIT-core,ricklon/chipKIT-core,adamwolf/chipKIT-core,EmbeddedMan/chipKIT-core,adamwolf/chipKIT-core,EmbeddedMan/chipKIT-core,majenkotech/chipKIT-core,EmbeddedMan/chipKIT-core,pontech/chipKIT-core,ricklon/chipKIT-core,majenkotech/chipKIT-core,EmbeddedMan/chipKIT-core