Daqhats

- Fixed issue with firmware_version() method in Python for the MCC 128.

- Fixed convert timing issue and hang on scan stop when set to external clock and no
clock present on MCC 128.
- Fixed continuous scan overrun issue on MCC 128.
- Fixed issues in some MCC 128 examples.

- Added support for the MCC 128.

- Fixed error where free(custom_data) was called twice in mcc172.c.
- Fixed problem with the Python method interrupt_callback_enable().
- Changed the installer to automatically enable SPI.
- Changed daqhats_read_eeproms to automatically enable I2C if needed.
- Fixed trigger issue on MCC 172 (fix is in firmware version 1.01.)

- Fixed error when calling mcc172_a_in_clock_config_write() immediately after another
function that communicates with the board.

- Added sensitivity factor setting to the MCC 172 data.