37_harmony.pm: workaround to geht webCmd activity working

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@6828 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/FHEM/37_harmony.pm

@@ -732,6 +732,9 @@ harmony_updateActivity($$;$)
   my $activity = harmony_labelOfActivity($hash,$id,$id);
   readingsSingleUpdate( $hash, "currentActivity", "$modifier$activity", 1 );
 
+  $activity =~ s/ /./g;
+  readingsSingleUpdate( $hash, "activity", $activity, 1 ) if( !$modifier );
+
   delete $hash->{hidDevice} if( $id == -1 );
 }