~ruther/avr-device

ref: 25305d5b71381c9b63fd159164a288289e4d21c0 avr-device/patch d---------
c15bfe54 — octycs 6 years ago 
Integrate patching in the build process
c7d56808 — octycs 6 years ago 
Integrate svdpatch.py of stm32-rs