update scala doc
update scala doc

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