GitLab

Removed the line that set the payload size to 8 in begin().  Reduced some ints to uint8_t.  Added some more debugging info.

Now sets spi data mode before interacting with the chip.  needed to interoperate with other spi devices

Enabled warnings, and cleaned up warnings.  Updated pingpair makefile for recent makefile improvements

environmental changes as appropriate

getting enabled.

Defaults now to 32-byte payloads, but you can call in with any size under that.  Added example to docs.