synchronous printer is getting so close!
Minor touchups, no progress towards fixing the bugs
Default baud, TX, and RX come from board config file
SynchronousPrinter broken out into its own file. Didn't help any
Remove outdated ignores; Add ignore for bin folders
Fix width overflow in put_<number>; make printf uninterrupted; Keep assembly output during compilation
[SyncPrinter] Allow checking and refreshing the lock