GTPowerA6-10: add pcb-signals
Merge branch 'no-arduino'
optimization: INLINE_ATTR macro
removing: Serial.cpp Arduino dependency
removing: Arduino
removing: include <avr/*.h> dependency
removing: #include <util/atomic.h> dependency
add: cpu::init()
merge: imaxB6/TimerOne.* and GTPowerA6-10/TimerOne.* to atmega32/Timer1.*
optimization: removing Delta:ChargeStrategy::setTestTV()
fix: "Unknown" battery, change voltage
add: lipo 4.30V and lipo 4.35V
rewrite: current calibration
add: sha1 checksum
add: early 0.33 version
DEFAULT_SETTINGS_DISCHARGE_AGGRESSIVE_LIXX 0
add: enable deltaV setting
version 0.33 with deltaV setting
ARM-Cortex-M0 first attempt
ARM CFLAGS