remove pointlessly duplicated CheckGradientExhaustive calls (I screwed up when merging, I think)
remove pointlessly duplicated CheckGradientExhaustive calls (I screwed
up when merging, I think)

jieshen-sjtu/caffe-for-DDNet,liuxianming/caffe_feedback,MoskalenkoViktor/caffe,niuzhiheng/caffe,nicodjimenez/caffe,pcoving/caffe,MoskalenkoViktor/caffe,Hilovaiserillis/caffe,MoskalenkoViktor/caffe,wangg12/caffe,vibhav-vineet/caffe,MoskalenkoViktor/caffe,nicodjimenez/caffe,dylansun/caffe,dylansun/caffe,wangg12/caffe,suixudongi8/caffe,jieshen-sjtu/caffe-for-DDNet,CZCV/s-dilation-caffe,audtlr24/caffe,sichenucsd/caffe_si,intelcaffe/caffe-old,CVML/sds_eccv2014,audtlr24/caffe,pcoving/caffe,flickr/caffe,longjon/caffe,sguada/caffe-public,MoskalenkoViktor/caffe,gogartom/caffe-textmaps,nicodjimenez/caffe,liuxianming/caffe_feedback,shuimulinxi/caffe,audtlr24/caffe,sichenucsd/caffe_si,CZCV/s-dilation-caffe,liuxianming/caffe_feedback,minghuam/caffe,gogartom/caffe-textmaps,vibhav-vineet/caffe,hotpxl/caffe-m2,naeluh/caffe,xidianwlc/caffe,niuzhiheng/caffe,dylansun/caffe,CZCV/s-dilation-caffe,dculibrk/boosted_pooling,minghuam/caffe,jieshen-sjtu/caffe-for-DDNet,liuxianming/caffe_feedback,naeluh/caffe,gnina/gnina,naeluh/caffe,CZCV/s-dilation-caffe,xidianwlc/caffe,audtlr24/caffe,nicodjimenez/caffe,naeluh/caffe,audtlr24/caffe,sguada/caffe-public,orentadmor/caffe,Hilovaiserillis/caffe,gnina/gnina,dylansun/caffe,tackgeun/caffe,orentadmor/caffe,pcoving/caffe,shiquanwang/caffe,intelcaffe/caffe-old,shuimulinxi/caffe,niuzhiheng/caffe,tackgeun/caffe,aravindhm/caffe,Hilovaiserillis/caffe,vibhav-vineet/caffe,shuimulinxi/caffe,gnina/gnina,hotpxl/caffe-m2,gnina/gnina,hotpxl/caffe-m2,sguada/caffe-public,gnina/gnina,aravindhm/caffe,bharath272/sds_eccv2014,jieshen-sjtu/caffe-for-DDNet,dculibrk/boosted_pooling,Hilovaiserillis/caffe,shuimulinxi/caffe,shuimulinxi/caffe,wangg12/caffe,yikeliu/caffe-future,flickr/caffe,dculibrk/boosted_pooling,tackgeun/caffe,flickr/caffe,yikeliu/caffe-future,gogartom/caffe-textmaps,suixudongi8/caffe,sguada/caffe-public,minghuam/caffe,yikeliu/caffe-future,longjon/caffe,aravindhm/caffe,aravindhm/caffe,shiquanwang/caffe,dylansun/caffe,intelcaffe/caffe-old,orentadmor/caffe,suixudongi8/caffe,sichenucsd/caffe_si,niuzhiheng/caffe,gnina/gnina,Hilovaiserillis/caffe,hotpxl/caffe-m2,sichenucsd/caffe_si,minghuam/caffe,intelcaffe/caffe-old,longjon/caffe,gogartom/caffe-textmaps,liuxianming/caffe_feedback,sguada/caffe-public,pcoving/caffe,wangg12/caffe,dculibrk/boosted_pooling,xidianwlc/caffe,vibhav-vineet/caffe,longjon/caffe,suixudongi8/caffe,jieshen-sjtu/caffe-for-DDNet,orentadmor/caffe,flickr/caffe,yikeliu/caffe-future,shiquanwang/caffe,niuzhiheng/caffe,nicodjimenez/caffe,dculibrk/boosted_pooling,shiquanwang/caffe,tackgeun/caffe,hotpxl/caffe-m2,flickr/caffe,naeluh/caffe,pcoving/caffe,xidianwlc/caffe