Bump circuitpython-stage to 1.0.2

Merge pull request adafruit#1894 from adafruit/tannewt-patch-5

Auto-build pygamer

Merge pull request adafruit#1885 from adafruit/tannewt-patch-11

Have travis build capablerobot_usbhub

Merge pull request adafruit#1873 from ElectronicCats/escornabot_makech

Add Escornabot Makech of Electronic Cats

Merge pull request adafruit#1823 from ladyada/master

fix up pybadge for final release board (swap backlite and reset)

Merge pull request adafruit#1822 from tannewt/update_frozen

Update stage with 1.0.0 release

Merge pull request adafruit#1788 from tannewt/pinyin

Add Chinese (Pinyin) and slim down boards so it fits

Merge pull request adafruit#1727 from tannewt/remove_lwip

Remove lwip submodule because it is unused.

Merge pull request adafruit#1649 from dhalbert/reload-flush-filesystem

flush filesystem before resetting heap

Merge pull request adafruit#1648 from tannewt/board_i2c_crash

Long live shared bus singletons