Update makefile to depend on sub directories
Update makefile to depend on sub directories

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