[kvstore] no warning if p2p is already enabled (#4075)
[kvstore] no warning if p2p is already enabled (#4075)


madjam/mxnet,nicklhy/mxnet,smolix/incubator-mxnet,Ldpe2G/mxnet,arikpoz/mxnet,yuruofeifei/mxnet,leezu/mxnet,TuSimple/mxnet,ZihengJiang/mxnet,crazy-cat/incubator-mxnet,rishita/mxnet,dmlc/mxnet,antoan2/incubator-mxnet,Mega-DatA-Lab/mxnet,EvanzzzZ/mxnet,tlby/mxnet,likelyzhao/mxnet,Northrend/mxnet,xcgoner/dist-mxnet,navrasio/mxnet,lxn2/mxnet,precedenceguo/mxnet,yajiedesign/mxnet,yajiedesign/mxnet,madjam/mxnet,DickJC123/mxnet,madjam/mxnet,eric-haibin-lin/mxnet,eric-haibin-lin/mxnet,jamesliu/mxnet,ZihengJiang/mxnet,vikingMei/mxnet,smolix/incubator-mxnet,jermainewang/mxnet,reminisce/mxnet,piiswrong/mxnet,xcgoner/dist-mxnet,lxn2/mxnet,EvanzzzZ/mxnet,arank/mxnet,ZihengJiang/mxnet,ykim362/mxnet,Prasad9/incubator-mxnet,rahul003/mxnet,yajiedesign/mxnet,TuSimple/mxnet,thirdwing/mxnet,smolix/incubator-mxnet,luoyetx/mxnet,fullfanta/mxnet,yajiedesign/mxnet,reminisce/mxnet,stefanhenneking/mxnet,kevinthesun/mxnet,jamesliu/mxnet,danithaca/mxnet,tornadomeet/mxnet,reminisce/mxnet,solin319/incubator-mxnet,dmlc/mxnet,luoyetx/mxnet,szha/mxnet,saurabh3949/mxnet,apache/incubator-mxnet,gautamkmr/incubator-mxnet,Ldpe2G/mxnet,coder-james/mxnet,apaleyes/mxnet,arank/mxnet,formath/mxnet,likelyzhao/mxnet,coder-james/mxnet,Prasad9/incubator-mxnet,tlby/mxnet,ykim362/mxnet,eric-haibin-lin/mxnet,ShownX/incubator-mxnet,ShownX/incubator-mxnet,jamesliu/mxnet,hesseltuinhof/mxnet,CodingCat/mxnet,hotpxl/mxnet,precedenceguo/mxnet,hotpxl/mxnet,likelyzhao/mxnet,ForkedReposBak/mxnet,LinkHS/incubator-mxnet,piiswrong/mxnet,pluskid/mxnet,rahul003/mxnet,thirdwing/mxnet,rishita/mxnet,tlby/mxnet,piiswrong/mxnet,arank/mxnet,kkk669/mxnet,ShownX/incubator-mxnet,tlby/mxnet,navrasio/mxnet,arikpoz/mxnet,apaleyes/mxnet,ykim362/mxnet,luoyetx/mxnet,formath/mxnet,LinkHS/incubator-mxnet,gautamkmr/incubator-mxnet,jennyzhang0215/incubator-mxnet,saurabh3949/mxnet,Northrend/mxnet,leezu/mxnet,Northrend/mxnet,ZihengJiang/mxnet,reminisce/mxnet,Prasad9/incubator-mxnet,luoyetx/mxnet,apaleyes/mxnet,solin319/incubator-mxnet,xcgoner/dist-mxnet,dmlc/mxnet,crazy-cat/incubator-mxnet,coder-james/mxnet,coder-james/mxnet,xcgoner/dist-mxnet,eric-haibin-lin/mxnet,wangyum/mxnet,precedenceguo/mxnet,vikingMei/mxnet,yajiedesign/mxnet,ShownX/incubator-mxnet,xcgoner/dist-mxnet,wangyum/mxnet,weleen/mxnet,sxjscience/mxnet,mbaijal/incubator-mxnet,hotpxl/mxnet,szha/mxnet,LinkHS/incubator-mxnet,yuruofeifei/mxnet,hotpxl/mxnet,sxjscience/mxnet,hotpxl/mxnet,thirdwing/mxnet,pluskid/mxnet,Ldpe2G/mxnet,solin319/incubator-mxnet,stefanhenneking/mxnet,Guneet-Dhillon/mxnet,yajiedesign/mxnet,TuSimple/mxnet,stefanhenneking/mxnet,Prasad9/incubator-mxnet,LinkHS/incubator-mxnet,pluskid/mxnet,EvanzzzZ/mxnet,zhreshold/mxnet,antoan2/incubator-mxnet,vikingMei/mxnet,lxn2/mxnet,kevinthesun/mxnet,nicklhy/mxnet,leezu/mxnet,Northrend/mxnet,fullfanta/mxnet,CodingCat/mxnet,precedenceguo/mxnet,Guneet-Dhillon/mxnet,Guneet-Dhillon/mxnet,eric-haibin-lin/mxnet,luoyetx/mxnet,lxn2/mxnet,DickJC123/mxnet,EvanzzzZ/mxnet,hesseltuinhof/mxnet,sergeykolychev/mxnet,reminisce/mxnet,jiajiechen/mxnet,tornadomeet/mxnet,weleen/mxnet,gautamkmr/incubator-mxnet,hpi-xnor/BMXNet,larroy/mxnet,nicklhy/mxnet,larroy/mxnet,hpi-xnor/BMXNet,arikpoz/mxnet,leezu/mxnet,CodingCat/mxnet,weleen/mxnet,kevinthesun/mxnet,kevinthesun/mxnet,hesseltuinhof/mxnet,kevinthesun/mxnet,antoan2/incubator-mxnet,mbaijal/incubator-mxnet,eric-haibin-lin/mxnet,precedenceguo/mxnet,yuruofeifei/mxnet,rishita/mxnet,ykim362/mxnet,wangyum/mxnet,ptrendx/mxnet,rahul003/mxnet,smolix/incubator-mxnet,piiswrong/mxnet,antoan2/incubator-mxnet,reminisce/mxnet,EvanzzzZ/mxnet,Ldpe2G/mxnet,danithaca/mxnet,nicklhy/mxnet,precedenceguo/mxnet,dmlc/mxnet,hotpxl/mxnet,indhub/mxnet,pluskid/mxnet,Prasad9/incubator-mxnet,ForkedReposBak/mxnet,fullfanta/mxnet,xcgoner/dist-mxnet,piiswrong/mxnet,stefanhenneking/mxnet,eric-haibin-lin/mxnet,jermainewang/mxnet,reminisce/mxnet,gautamkmr/incubator-mxnet,weleen/mxnet,fullfanta/mxnet,madjam/mxnet,navrasio/mxnet,tornadomeet/mxnet,rahul003/mxnet,ShownX/incubator-mxnet,jennyzhang0215/incubator-mxnet,rishita/mxnet,piiswrong/mxnet,ykim362/mxnet,leezu/mxnet,tornadomeet/mxnet,Guneet-Dhillon/mxnet,larroy/mxnet,larroy/mxnet,luoyetx/mxnet,danithaca/mxnet,apaleyes/mxnet,TuSimple/mxnet,Northrend/mxnet,kkk669/mxnet,zhreshold/mxnet,xcgoner/dist-mxnet,kkk669/mxnet,apache/incubator-mxnet,saurabh3949/mxnet,sergeykolychev/mxnet,xcgoner/dist-mxnet,formath/mxnet,thirdwing/mxnet,tornadomeet/mxnet,apaleyes/mxnet,sxjscience/mxnet,leezu/mxnet,sxjscience/mxnet,TuSimple/mxnet,yuruofeifei/mxnet,rahul003/mxnet,DR08/mxnet,rishita/mxnet,solin319/incubator-mxnet,LinkHS/incubator-mxnet,madjam/mxnet,antoan2/incubator-mxnet,wangyum/mxnet,antoan2/incubator-mxnet,hotpxl/mxnet,Ldpe2G/mxnet,Mega-DatA-Lab/mxnet,mbaijal/incubator-mxnet,smolix/incubator-mxnet,stefanhenneking/mxnet,vikingMei/mxnet,jiajiechen/mxnet,indhub/mxnet,CodingCat/mxnet,gautamkmr/incubator-mxnet,saurabh3949/mxnet,likelyzhao/mxnet,nicklhy/mxnet,smolix/incubator-mxnet,kkk669/mxnet,jiajiechen/mxnet,solin319/incubator-mxnet,dmlc/mxnet,vikingMei/mxnet,rishita/mxnet,apache/incubator-mxnet,TuSimple/mxnet,likelyzhao/mxnet,szha/mxnet,Ldpe2G/mxnet,jermainewang/mxnet,sergeykolychev/mxnet,lxn2/mxnet,jamesliu/mxnet,danithaca/mxnet,nicklhy/mxnet,sergeykolychev/mxnet,sergeykolychev/mxnet,Ldpe2G/mxnet,wangyum/mxnet,coder-james/mxnet,lxn2/mxnet,jiajiechen/mxnet,ForkedReposBak/mxnet,fullfanta/mxnet,jennyzhang0215/incubator-mxnet,crazy-cat/incubator-mxnet,Guneet-Dhillon/mxnet,sxjscience/mxnet,hesseltuinhof/mxnet,saurabh3949/mxnet,gautamkmr/incubator-mxnet,DR08/mxnet,szha/mxnet,jiajiechen/mxnet,stefanhenneking/mxnet,dmlc/mxnet,ptrendx/mxnet,dmlc/mxnet,thirdwing/mxnet,hpi-xnor/BMXNet,rishita/mxnet,smolix/incubator-mxnet,hesseltuinhof/mxnet,ptrendx/mxnet,larroy/mxnet,arikpoz/mxnet,CodingCat/mxnet,antoan2/incubator-mxnet,arikpoz/mxnet,crazy-cat/incubator-mxnet,Northrend/mxnet,Northrend/mxnet,hpi-xnor/BMXNet,ptrendx/mxnet,mbaijal/incubator-mxnet,indhub/mxnet,nicklhy/mxnet,kkk669/mxnet,tlby/mxnet,LinkHS/incubator-mxnet,apaleyes/mxnet,TuSimple/mxnet,arikpoz/mxnet,DickJC123/mxnet,DickJC123/mxnet,ykim362/mxnet,DR08/mxnet,weleen/mxnet,arank/mxnet,gautamkmr/incubator-mxnet,solin319/incubator-mxnet,navrasio/mxnet,ptrendx/mxnet,piiswrong/mxnet,hotpxl/mxnet,LinkHS/incubator-mxnet,Mega-DatA-Lab/mxnet,Prasad9/incubator-mxnet,navrasio/mxnet,Mega-DatA-Lab/mxnet,larroy/mxnet,sxjscience/mxnet,hesseltuinhof/mxnet,solin319/incubator-mxnet,ForkedReposBak/mxnet,EvanzzzZ/mxnet,ForkedReposBak/mxnet,ShownX/incubator-mxnet,danithaca/mxnet,madjam/mxnet,pluskid/mxnet,pluskid/mxnet,jermainewang/mxnet,szha/mxnet,Ldpe2G/mxnet,formath/mxnet,pluskid/mxnet,jamesliu/mxnet,indhub/mxnet,hpi-xnor/BMXNet,hesseltuinhof/mxnet,fullfanta/mxnet,weleen/mxnet,jermainewang/mxnet,ZihengJiang/mxnet,tlby/mxnet,vikingMei/mxnet,mbaijal/incubator-mxnet,saurabh3949/mxnet,thirdwing/mxnet,zhreshold/mxnet,luoyetx/mxnet,tornadomeet/mxnet,smolix/incubator-mxnet,weleen/mxnet,CodingCat/mxnet,larroy/mxnet,tornadomeet/mxnet,mbaijal/incubator-mxnet,larroy/mxnet,likelyzhao/mxnet,Mega-DatA-Lab/mxnet,ForkedReposBak/mxnet,jamesliu/mxnet,sxjscience/mxnet,ykim362/mxnet,sxjscience/mxnet,zhreshold/mxnet,kevinthesun/mxnet,eric-haibin-lin/mxnet,EvanzzzZ/mxnet,apaleyes/mxnet,jamesliu/mxnet,DR08/mxnet,yuruofeifei/mxnet,navrasio/mxnet,EvanzzzZ/mxnet,hesseltuinhof/mxnet,Mega-DatA-Lab/mxnet,smolix/incubator-mxnet,crazy-cat/incubator-mxnet,Prasad9/incubator-mxnet,kevinthesun/mxnet,gautamkmr/incubator-mxnet,saurabh3949/mxnet,gautamkmr/incubator-mxnet,sxjscience/mxnet,apaleyes/mxnet,weleen/mxnet,apaleyes/mxnet,rahul003/mxnet,zhreshold/mxnet,ForkedReposBak/mxnet,jiajiechen/mxnet,Northrend/mxnet,rahul003/mxnet,TuSimple/mxnet,coder-james/mxnet,szha/mxnet,arikpoz/mxnet,TuSimple/mxnet,jennyzhang0215/incubator-mxnet,ptrendx/mxnet,vikingMei/mxnet,leezu/mxnet,wangyum/mxnet,indhub/mxnet,zhreshold/mxnet,solin319/incubator-mxnet,likelyzhao/mxnet,indhub/mxnet,yuruofeifei/mxnet,Guneet-Dhillon/mxnet,rahul003/mxnet,danithaca/mxnet,indhub/mxnet,hpi-xnor/BMXNet,leezu/mxnet,ShownX/incubator-mxnet,DR08/mxnet,pluskid/mxnet,madjam/mxnet,jennyzhang0215/incubator-mxnet,vikingMei/mxnet,mbaijal/incubator-mxnet,lxn2/mxnet,wangyum/mxnet,pluskid/mxnet,dmlc/mxnet,arikpoz/mxnet,sergeykolychev/mxnet,vikingMei/mxnet,danithaca/mxnet,jennyzhang0215/incubator-mxnet,ptrendx/mxnet,thirdwing/mxnet,ptrendx/mxnet,precedenceguo/mxnet,crazy-cat/incubator-mxnet,Prasad9/incubator-mxnet,hesseltuinhof/mxnet,danithaca/mxnet,arank/mxnet,reminisce/mxnet,szha/mxnet,jiajiechen/mxnet,kevinthesun/mxnet,ShownX/incubator-mxnet,leezu/mxnet,ZihengJiang/mxnet,stefanhenneking/mxnet,weleen/mxnet,CodingCat/mxnet,zhreshold/mxnet,TuSimple/mxnet,jiajiechen/mxnet,dmlc/mxnet,ZihengJiang/mxnet,Guneet-Dhillon/mxnet,Mega-DatA-Lab/mxnet,Mega-DatA-Lab/mxnet,piiswrong/mxnet,Mega-DatA-Lab/mxnet,Guneet-Dhillon/mxnet,wangyum/mxnet,EvanzzzZ/mxnet,jiajiechen/mxnet,reminisce/mxnet,lxn2/mxnet,nicklhy/mxnet,crazy-cat/incubator-mxnet,antoan2/incubator-mxnet,tornadomeet/mxnet,CodingCat/mxnet,luoyetx/mxnet,ZihengJiang/mxnet,arank/mxnet,tlby/mxnet,zhreshold/mxnet,arank/mxnet,zhreshold/mxnet,szha/mxnet,navrasio/mxnet,lxn2/mxnet,tornadomeet/mxnet,tlby/mxnet,kevinthesun/mxnet,kkk669/mxnet,saurabh3949/mxnet,sergeykolychev/mxnet,wangyum/mxnet,sergeykolychev/mxnet,hpi-xnor/BMXNet,thirdwing/mxnet,danithaca/mxnet,likelyzhao/mxnet,yajiedesign/mxnet,formath/mxnet,hpi-xnor/BMXNet,stefanhenneking/mxnet,jermainewang/mxnet,mbaijal/incubator-mxnet,thirdwing/mxnet,indhub/mxnet,crazy-cat/incubator-mxnet,nicklhy/mxnet,formath/mxnet,Guneet-Dhillon/mxnet,LinkHS/incubator-mxnet,rishita/mxnet,likelyzhao/mxnet,yajiedesign/mxnet,coder-james/mxnet,indhub/mxnet,tlby/mxnet,fullfanta/mxnet,arank/mxnet,tlby/mxnet,yuruofeifei/mxnet,rahul003/mxnet,szha/mxnet,ptrendx/mxnet,jermainewang/mxnet,precedenceguo/mxnet,jermainewang/mxnet,kkk669/mxnet,hpi-xnor/BMXNet,eric-haibin-lin/mxnet,coder-james/mxnet,jamesliu/mxnet,jennyzhang0215/incubator-mxnet,ForkedReposBak/mxnet,ykim362/mxnet,Prasad9/incubator-mxnet,solin319/incubator-mxnet,DR08/mxnet,reminisce/mxnet,hotpxl/mxnet,DR08/mxnet,jennyzhang0215/incubator-mxnet,navrasio/mxnet,crazy-cat/incubator-mxnet,CodingCat/mxnet,jamesliu/mxnet,kkk669/mxnet,xcgoner/dist-mxnet,Ldpe2G/mxnet,coder-james/mxnet,formath/mxnet,DR08/mxnet,jermainewang/mxnet,LinkHS/incubator-mxnet,antoan2/incubator-mxnet,ShownX/incubator-mxnet,ForkedReposBak/mxnet,ZihengJiang/mxnet,yuruofeifei/mxnet,arank/mxnet,apache/incubator-mxnet,navrasio/mxnet,jennyzhang0215/incubator-mxnet,ptrendx/mxnet,arikpoz/mxnet,yajiedesign/mxnet,rishita/mxnet,kkk669/mxnet,piiswrong/mxnet,DR08/mxnet,stefanhenneking/mxnet,fullfanta/mxnet,Northrend/mxnet,ykim362/mxnet,yuruofeifei/mxnet,luoyetx/mxnet,formath/mxnet,madjam/mxnet,fullfanta/mxnet,larroy/mxnet,sergeykolychev/mxnet,mbaijal/incubator-mxnet,precedenceguo/mxnet,saurabh3949/mxnet,madjam/mxnet,formath/mxnet