implemented multi-hop server
updated .gitignore
debugging multi-hop controller
Merge branch 'multi-hop' of https://github.com/xichuanglian/monitor_system into multi-hop
fixed bugs in multi-hop support
Merge branch 'multi-hop' of https://github.com/xichuanglian/monitor_system into multi-hop
Updated syslogd/README and syslogd/Makefile
fixed bug in hop1.c
added hop field to config file
updated config file format and controller
fixed bugs
use namespace and type to indentify packet type
added Makefile for msg_sender
merged multi-hop to master