Merge pull request #5 from pb66/patch-4

Correction to emonHub configuration template

src/emonTxV3_4_3Phase_Voltage.ino

@@ -118,7 +118,7 @@ emonhub.conf node decoder settings for this sketch:
     nodename = 3phase
     [[[rx]]]
        names = powerL1, powerL2, powerL3, power4, Vrms, temp1, temp2, temp3, temp4, temp5, temp6, pulse
-       datacode = h,h,h,h,h,h,h,h,h,h,h,L
+       datacodes = h,h,h,h,h,h,h,h,h,h,h,L
        scales = 1,1,1,1,0.01,0.1,0.1,0.1,0.1,0.1,0.1,1
        units =W,W,W,W,V,C,C,C,C,C,C,p