Contiki 2.4 binary release

Oliver Schmidt has just released the 'Contiki 2.4 binary release for Retrocomputing'. It is available at
http://cbm8bit.com/contiki/ and at http://a2retrosystems.com/contiki.html

This release was built using cc65 2.13.2 from (modified) Contiki 2.4 http://cbm8bit.com/contiki/contiki-2.4-addon.zip

Contiki 2.4 is the first 2.x release to contain the following programs:
- dhcp client
- web server
- web browser
- wget
- smtp client
- irc client
- Twitter client

-includes fast IDE64 I/O support on the C64.

Beside lots of other improvement especially the following issues were fixed:
- Malfunctioning DNS lookup
- Missing PETSCII conversion for the smtp credentials
- Incorrect fixing of all disk I/O to drive 8