Circuitpython-display-ht16k33

Added Framebuffer example

**Full Changelog**: https://github.com/jposada202020/CircuitPython_DISPLAY_HT16K33/compare/0.4.1...0.4.2

New Features:

7x4 float numbers support
7x4 Colon Property
7x4 period support
7/14x4 Marquee support
14x4 marquee non blocking support.
**Full Changelog**: https://github.com/jposada202020/CircuitPython_DISPLAY_HT16K33/compare/0.3.0...0.4.0

Added 14x4 Segments Support

Added more examples
Added custom chars functionality
Added Hour separation.

Added 7x4 Basic functionality

**Full Changelog**: https://github.com/jposada202020/CircuitPython_DISPLAY_HT16K33/compare/0.1.0...0.2.0