fix pom - dup plugin decl warning, ver override warning in eclipse
fix pom - dup plugin decl warning, ver override warning in eclipse

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