Changed cliff_status_changed to a singe int8 bitmask
Retired (deleted) unused packages.
Moved their msg/srv definitions to the messages/ package instead, and revised the libscout and scoutsim files that depended on those namespaces.
Changed Odometry to publish a ScoutPosition message with the scoutname, x, y, and theta.
Added WirelessSender class to libscout
WirelessSender will hold some metadata like packet destination, pan, andchannel, and will publish a WirelessPacket (also, addedmesssages/WirelessPacket.msg) to /wireless/sendSo far, lacks proper documentation and static functions similarly named...