add chenglei to the developer list (#4116)
add chenglei to the developer list (#4116)


mahak/hbase,apurtell/hbase,apurtell/hbase,Apache9/hbase,mahak/hbase,apurtell/hbase,mahak/hbase,ndimiduk/hbase,ndimiduk/hbase,Apache9/hbase,ndimiduk/hbase,ndimiduk/hbase,mahak/hbase,Apache9/hbase,apurtell/hbase,mahak/hbase,apurtell/hbase,Apache9/hbase,ndimiduk/hbase,apurtell/hbase,ndimiduk/hbase,ndimiduk/hbase,Apache9/hbase,Apache9/hbase,mahak/hbase,apurtell/hbase,Apache9/hbase,apurtell/hbase,ndimiduk/hbase,mahak/hbase,Apache9/hbase,mahak/hbase,apurtell/hbase,Apache9/hbase,mahak/hbase,Apache9/hbase,apurtell/hbase,mahak/hbase,ndimiduk/hbase,ndimiduk/hbase