33_readingsGroup.pm: added $NUM and rgVal2Num
33_readingsGroup.pm: added $NUM and rgVal2Num fixed some perl version dependant warnings. see forum: http://forum.fhem.de/index.php/topic,38230.msg304906/topicseen.html#msg304906 and http://forum.fhem.de/index.php/topic,38254.msg304865.html#msg304865View Changes
Source: 33_readingsGroup.pm: added $NUM and rgVal2Num (http://sourceforge.net/p/fhem/code/8770/)