fw: board: rewrite reset function
fw: main: change wdt timeout
fw: main: enable power down mode
fw: blink: rework blink code
fw: suspend: add suspend_check
fw: main: better blink logic
fw: main: add button suspend check
fw: main: slow down standby blink rate
fw: nrf: rename mode functions
fw: nrf: change tx pulse length to 10us
fw: usb: change ep configuration
fw: add fifo files
fw: add missing gpl headers
fw: nrf: add fifo push for rx
fw: add fifo_full, fix Makefile
fw: main: add basic usb packet handling
fw: main: protect main loop fifo accesses
fw: implement fifo tx
fw: nrf: additional check on wake_queue
fw: main: missing blank