added -h switch and example

huectl.pl

@@ -36,6 +36,7 @@ bridge-name    as defined in [HOME]./hue.conf or [HOME]./.hue.conf or /etc/hue.c
 -s | --sensor  sensor-id
 -b | --battery percent of battery level to report on, only relevant with sensors
 -a | --action  [ on | off | state | bright | relax | morning | dimmed | evening | nightlight ] (default: state)
+-h | --heat    show temperature of ZZLTemperature in C
 -v | --verbose  
 -d | --debug   JSON output
 -p | --pretty  pretty JSON output (can be a lot)
@@ -49,6 +50,8 @@ $0 bridge2 -t lights -i 8 -a bright
 	Turn on light-id 8 with the scene bright
 $0 bridge2 -t trigger -i 8 -s 34 -a evening
 	Check for 'dark' state of sensor-id 34, turn on light-id 8 with the scene evening
+$0 bridge1 -t sensors -h
+	Displays temperature of all sensors in C
 
 Config example:
 # huectl,pl config file locations: