ctrldog: Rename target build to compile
ctrldog: Enforce serial recipe execution
ctrldog: Make state variables non-volatile
ctrldog: Explicitly cast arguments to eeprom read/write functions
ctrldog: Do not send PC back to mainbrd
mainbrd: Disable interrupts during MIDI ISR
mainbrd: Do not write to EEPROM on NOTE OFF / ON
ctrldog: Fix EEMEM mapping