merge 4.1.x into 4.x#2401

Merged

dhalbert merged 7 commits into4.xfrom

Dec 17, 2019

Commits on Aug 29, 2019

Commits on Sep 13, 2019

nRF: PWMOut: At deinit, make pin available again
jepler
committed

Commits on Sep 14, 2019

Merge pull request #2153 from jepler/issue2146-4x
tannewt
authored

Commits on Dec 17, 2019

preprocess_frozen_modules: exclude subdirs of examples, docs, tests
jepler
committed
Merge pull request #2398 from jepler/excluded-mpy-subdirs-4.x
dhalbert
authored