Adafruit-circuitpython-dotstar

Thanks to schelmo for the update!

To use in CircuitPython, simply install the [Adafruit CircuitPython bundle](https://circuitpython.org/libraries).

To use in CPython, `pip install adafruit-circuitpython-dotstar`.

Read the [docs](http://circuitpython.readthedocs.io/projects/dotstar/en/latest/) for info on how to use it.

- SPI baudrate can now be set when creating a DotStar object. Defaults to `4000000`.
- Added Light Painting & POV examples!

Thanks PaintYourDragon!

To use in CircuitPython, simply install the [Adafruit CircuitPython bundle](https://github.com/adafruit/Adafruit_CircuitPython_Bundle).

To use in CPython, `pip install adafruit-circuitpython-dotstar`.

Read the [docs](http://circuitpython.readthedocs.io/projects/dotstar/en/latest/) for info on how to use it.

- Updated to handle bit banging pin options on Raspberry PI
- Examples updated.
- Fix for `_set_value()` not accepting `int`s

To use in CircuitPython, simply install the [Adafruit CircuitPython bundle](https://github.com/adafruit/Adafruit_CircuitPython_Bundle).

To use in CPython, `pip install adafruit-circuitpython-dotstar`.

Read the [docs](http://circuitpython.readthedocs.io/projects/dotstar/en/latest/) for info on how to use it.

- 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](https://github.com/adafruit/Adafruit_CircuitPython_Bundle).

To use in CPython, `pip install adafruit-circuitpython-dotstar`.

Read the [docs](http://circuitpython.readthedocs.io/projects/dotstar/en/latest/) for info on how to use it.

1. The `math` library may not always be available, so uses of `math.ceil()` were replaced with equivalent calculations.
2. `fill()` was sped up by about 25% by using `range()` instead of `enumerate()`.

Thanks to mcscope for the great work!