function widget:GetInfo()
  return {
    name      = "Hello Unit",
    desc      = "print a message when a unit is created",
    author    = "knorke",
    date      = "2012",
    license   = "free for horse riding",
    layer     = 0,
    enabled   = true
  }
end

function widget:UnitCreated(unitID, unitDefID, teamID, builderID)
    Spring.Echo ("hello unit!")
    Spring.Echo ("the unitDefID is " .. unitDefID)
    Spring.Echo ("the unitID is " .. unitID)
    Spring.Echo ("the unit belongs to team " .. teamID)
end