Bleio attribute api revamp#18

Merged

jerryneedell merged 6 commits intoadafruit:masterfrom

dhalbert:bleio-api-revamp

Aug 30, 2019

Commits on Aug 26, 2019

Initial BLE HID; works everywhere but iOS
dhalbert
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Commits on Aug 28, 2019

Commits on Aug 29, 2019

Commits on Aug 30, 2019

explicate Appearance; forgot to add address.py
dhalbert
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