Version 09.02 - 3 September 2013

  Made pca9685_pwm-09 a separate project and installation
   instead of including that source code here.

  Revised Makefile to use installed pca9685_pwm header and library.

Version 09.01 - 1 September 2013

  pwm_soft_reset() renamed pwm_softReset()

  pwm_hard_reset() renamed pwm_hardReset()

  Routines added: pwm_readRegister(), pwm_getFreq(), pwm_setPulseWidth(),
    pwm_fullOn(), pwm_fullOff(), pwm_wakeUp()

Version 08.01 - 20 April 2013

  Added link to PCA9685 data sheet, renamed *9865* files to 9685, and replaced
  all "9865" strings with "9685" to correct typo in referencing the chip name.

Version 08.00 - 19 April 2013

  Initial version