Merge pull request adafruit#37 from profbrady/profbrady-patch-1

Update character_lcd.py

Merge pull request adafruit#31 from khavik/patch-1

Update charled_customcharacter.py

Merge pull request adafruit#28 from Tim-Jackins/master

Fixed link

Merge pull request adafruit#27 from kattni/add-buttons

Adding keypad support and example

Merge pull request adafruit#23 from adafruit/pypi-readme

Added PyPI instructions to README

Merge pull request adafruit#22 from adafruit/mcp230xx-74hc595-install…

…-requires

add missing mcp230xx and 74hc595 requirements to setup.py

Merge pull request adafruit#20 from kattni/cursor-position-fix

cursor_position fix, add column check

Merge pull request adafruit#19 from kattni/mcp230xx-support

Refactor complete!

Merge pull request adafruit#17 from adafruit/rgb_simpletest_pins

align rgb simpletest pins with learn guide fritzing

Merge pull request adafruit#16 from adafruit/pi_rgb_toggle

enable non-PWM pins for backlight color, add kattni's pi-specific simpletest