Fixed intra-ad routing between hosts.
Removed dead code, and fixed memory leak.
Initial IRC server commit.

. miniircd fresh code without Xsocket APIs.
Xsocket modifications to miniircd.
Initial commit of sic (IRC client).
Remove sic binary.
Register IRC service.

. Use Xregister to register dag.
. Fix wrong usage of Xsend, Xrecv.
sic: Migrate from FILE to Xsocket API.

. TODO: Line-wise reading of server replies.
sic: Line processing.

. Remove debug logs.
. Line-wise processing of client reads.
Doc formatting.
Plug-in irc to applications build.

- Build clean up. Remove symlinks and follow other app build process.
- Remove sic compilation warning.
Merge pull request #38 from shoban/irc-chat

Merging in sample IRC chat application from shoban
Update README.md
Motified top level build files to work on OS X.
Changes to allow builing on OS X.
Fixed false process match on OS X.
Changes to support OS X.
Moved protobuf header so we can build on OS X.
Changed python.h path detection.
error message change.