New MLDonkey release 2.8.0

- Anti-fragmentation patch, files are allocated in blocks of at least 1MB
- HTML error pages for 401 & 403
- Shorten filenames when committing to max allowed filename len according to statfs
- log to syslog
- support CIDR format for allowed_ips
- SIGHUP does not close GUI connections anymore
- lots of swarmer optimizations
- limit max_hard_download_rate when max_hard_upload_rate < 10
- ED2K_port is now random when started for the first time
- new command portinfo, displays used ports
- read-only support for eMule comments