Use socat rather than netcat for Query
Add socat as a dependency of the script
Add the socat dependency to the README
Only use the Query protocol if it is enabled
Merge pull request #28 from sandain/socat

Use socat rather than netcat to avoid dealing with the various incompatible versions of netcat.  Fix issues #25, 26, and #27.
Merge pull request #29 from sandain/master

Merge socat changes