connection test

test/testconnection.jl

-#testing connections
+using LabConnections.Computer, DoubleTankLab
+
+print("testing connections, this should give something other than NaN or 0.0, and the pump should turned on\n")
 measures = [AnalogInput10V(0), AnalogInput10V(1),AnalogInput10V(4), AnalogOutput10V(0)]
 st = ComediStream()
 init_devices!(st, measures...)
-print("$(read.(measures[1:3])\n)")
+print("$(read.(measures[1:3]))\n")
 send(measures[4], 10.0)