recent changes (cumulative, latest first):

!!! HIGHLY EXPERIMENTAL !!!

- [net][hub] proper password escape
- [net] support for ATMega32U4 (Linino)
- [net][hub] admin notifications
- [net][hub] automatic htpasswd reload
- [net] hub/client version check
- [net] allow multiple ports per user
- [net] fixes for local traffic; network CLI command
- [net][ui] added drop-down for choosing number of required addresses
- [net] increasing backoff; retry breaks; chat concurrency safeguards --> requires latest chat BASIC program
- [net] chat safeguards --> requires latest chat BASIC program
- [net] show underlying error message when hub connect fails
- [daemon] refactored listen loop
- [net] collision backoff
- [net] chat
- [net] added quiet protocol also for net activity; refactored net block
- [net] critical section in outpak with ASM; packet stats
- [net] center cue auto adjust
- [net] Sinclair network
- base 0.6.1