fix warning in eclipse about dup version spec
fix warning in eclipse about dup version spec

dlaboss/incubator-edgent,dlaboss/incubator-edgent,queeniema/incubator-edgent,dlaboss/incubator-edgent,queeniema/incubator-edgent,dlaboss/incubator-edgent,queeniema/incubator-edgent,queeniema/incubator-edgent