[#6431] bump ming version to get aggregate() method
[#6431] bump ming version to get aggregate() method

heiths/allura,apache/incubator-allura,apache/allura,lym/allura-git,apache/allura,lym/allura-git,heiths/allura,apache/incubator-allura,apache/allura,lym/allura-git,heiths/allura,apache/incubator-allura,lym/allura-git,heiths/allura,lym/allura-git,heiths/allura,apache/allura,apache/allura,apache/incubator-allura