increase version to 1.10.4

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fix cplay define

refactor of capacitive touch for avr/nrf. addition of nrf PDM mic

Merge pull request adafruit#45 from caternuson/samd_check

Fix preprocessor check for CPX

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Update library.properties

fix compiler complaints, tested talkie with 'male_voice' and neopixel…

… w/'pretty_meter'

Merge pull request adafruit#41 from caternuson/iss40

Fix redLed()