Update to lib and example

Updated example to match lib recent update.

Updated _write_register_byte for I2C usage.

To use in CircuitPython, simply install the Adafruit CircuitPython bundle.

To use in CPython, pip3 install adafruit-circuitpython-mpr121.

Read the docs for info on how to use it.

Add per channel property style access

• Current state of individual pins can be accessed using array index and properties value and raw_value, ex: mpr121[0].value.
• Adds .touched_pins() to get current state of all pins with one call.

To use in CircuitPython, simply install the Adafruit CircuitPython bundle.

To use in CPython, pip install adafruit-circuitpython-mpr121.

Read the docs for info on how to use it.

Now works on Raspberry Pi/Linux!

• Updated i2c to use write_then_readinto for repeated start support

To use in CircuitPython, simply install the Adafruit CircuitPython bundle.

To use in CPython, pip install adafruit-circuitpython-mpr121.

Read the docs for info on how to use it.

Now on PyPi!

• Added setup.py
• Added PyPI release info to .travis.yml
• Updated requirements.txt
• Added a more comprehensive .gitignore

To use in CircuitPython, simply install the Adafruit CircuitPython bundle.

To use in CPython, pip install adafruit-circuitpython-mpr121.

Read the docs for info on how to use it.

More doc refinement

Thanks to @sommersoft for the documentation refinement.

To use in CircuitPython, download the .mpy file and copy it to the lib folder on the CIRCUITPY drive. Or, simply install the Adafruit CircuitPython bundle.

Read the docs for info on how to use it.

Update to travis.yaml

Updated to fix issue with pip install info.

Updated with lint and autobundling!

Library updated with lint.

Thanks to @tannewt for the great work!

Change I2CDevice method read_into to readinto

Changes made to follow changes in Adafruit_Circuitpyton_BusDevice.I2CDevice

New I2CDevice API

Fix for new I2CDevice API. Make sure your CircuitPython and libraries are up to date!

Release for CircuitPython 0.9.4

This requires CircuitPython 0.9.4+!

• Switch examples to nativeio split APIs busio and pulseio.