Revert SPI divider to DIV2 from DIV128 on non-Due platforms.
Merge pull request #55 from tdicola/SPI_clock_fix

Revert SPI divider to DIV2 from DIV128 on non-Due platforms.
Merge branch 'master' of https://github.com/adafruit/Adafruit_CC3000_Library
added calls to wdt_reset() in the long running library calls, should be vacuous if you're not using the watchdog, and helpful otherwise