Fix path to grunt cli
Fix path to grunt cli

seniot/node-red-nodes,soc1/node-red-nodes,perja12/node-red-nodes,perja12/node-red-nodes,xively/node-red-nodes,perja12/node-red-nodes,xively/node-red-nodes,soc1/node-red-nodes,soc1/node-red-nodes,seniot/node-red-nodes,soc1/node-red-nodes,perja12/node-red-nodes,xively/node-red-nodes,xively/node-red-nodes,seniot/node-red-nodes,seniot/node-red-nodes