added beginner tutorials
moved code
in class code checked in
changed package
minor changes
added empty world
added wireless config scripts
updated to force channel 1
fixed CMakeLists
updated adhoc wireless
came up with a scheme to get a unique IP
fixed adhoc
Merge branch 'master' of https://github.com/paulruvolo/comprobo2014
added warmup project and fixed package.xml for in_class_code_day3