Fix gradients test in golang
Fix gradients test in golang

1. fix some test name.
2. add test for existing prefix.

gautam1858/tensorflow,renyi533/tensorflow,jbedorf/tensorflow,Bismarrck/tensorflow,davidzchen/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,annarev/tensorflow,ageron/tensorflow,jbedorf/tensorflow,frreiss/tensorflow-fred,asimshankar/tensorflow,apark263/tensorflow,asimshankar/tensorflow,jhseu/tensorflow,theflofly/tensorflow,ageron/tensorflow,DavidNorman/tensorflow,jbedorf/tensorflow,xzturn/tensorflow,xzturn/tensorflow,gautam1858/tensorflow,petewarden/tensorflow,apark263/tensorflow,apark263/tensorflow,cxxgtxy/tensorflow,arborh/tensorflow,aldian/tensorflow,jbedorf/tensorflow,petewarden/tensorflow,chemelnucfin/tensorflow,Intel-Corporation/tensorflow,asimshankar/tensorflow,ghchinoy/tensorflow,paolodedios/tensorflow,ageron/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-pywrap_saved_model,kevin-coder/tensorflow-fork,Intel-Corporation/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-pywrap_saved_model,davidzchen/tensorflow,gunan/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,adit-chandra/tensorflow,aldian/tensorflow,arborh/tensorflow,ppwwyyxx/tensorflow,apark263/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,paolodedios/tensorflow,asimshankar/tensorflow,chemelnucfin/tensorflow,renyi533/tensorflow,freedomtan/tensorflow,aldian/tensorflow,arborh/tensorflow,aldian/tensorflow,hfp/tensorflow-xsmm,chemelnucfin/tensorflow,asimshankar/tensorflow,Bismarrck/tensorflow,theflofly/tensorflow,gunan/tensorflow,annarev/tensorflow,yongtang/tensorflow,aam-at/tensorflow,jbedorf/tensorflow,petewarden/tensorflow,davidzchen/tensorflow,DavidNorman/tensorflow,jhseu/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,theflofly/tensorflow,karllessard/tensorflow,freedomtan/tensorflow,Intel-tensorflow/tensorflow,hfp/tensorflow-xsmm,Bismarrck/tensorflow,tensorflow/tensorflow,aam-at/tensorflow,cxxgtxy/tensorflow,asimshankar/tensorflow,chemelnucfin/tensorflow,chemelnucfin/tensorflow,tensorflow/tensorflow,kevin-coder/tensorflow-fork,apark263/tensorflow,jendap/tensorflow,freedomtan/tensorflow,xzturn/tensorflow,renyi533/tensorflow,karllessard/tensorflow,aam-at/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,DavidNorman/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,xzturn/tensorflow,hfp/tensorflow-xsmm,ppwwyyxx/tensorflow,Intel-Corporation/tensorflow,alsrgv/tensorflow,tensorflow/tensorflow-pywrap_saved_model,kevin-coder/tensorflow-fork,yongtang/tensorflow,jhseu/tensorflow,tensorflow/tensorflow-pywrap_saved_model,jhseu/tensorflow,ghchinoy/tensorflow,tensorflow/tensorflow,alsrgv/tensorflow,apark263/tensorflow,DavidNorman/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,jendap/tensorflow,davidzchen/tensorflow,ppwwyyxx/tensorflow,frreiss/tensorflow-fred,Intel-tensorflow/tensorflow,ageron/tensorflow,sarvex/tensorflow,aam-at/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,ghchinoy/tensorflow,aldian/tensorflow,yongtang/tensorflow,alsrgv/tensorflow,paolodedios/tensorflow,theflofly/tensorflow,ghchinoy/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow,ghchinoy/tensorflow,theflofly/tensorflow,yongtang/tensorflow,DavidNorman/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,yongtang/tensorflow,karllessard/tensorflow,apark263/tensorflow,ghchinoy/tensorflow,petewarden/tensorflow,petewarden/tensorflow,chemelnucfin/tensorflow,jhseu/tensorflow,gunan/tensorflow,kevin-coder/tensorflow-fork,davidzchen/tensorflow,paolodedios/tensorflow,xzturn/tensorflow,gautam1858/tensorflow,xzturn/tensorflow,Bismarrck/tensorflow,adit-chandra/tensorflow,ageron/tensorflow,Intel-tensorflow/tensorflow,karllessard/tensorflow,chemelnucfin/tensorflow,annarev/tensorflow,paolodedios/tensorflow,DavidNorman/tensorflow,asimshankar/tensorflow,tensorflow/tensorflow-pywrap_saved_model,asimshankar/tensorflow,paolodedios/tensorflow,davidzchen/tensorflow,chemelnucfin/tensorflow,DavidNorman/tensorflow,hfp/tensorflow-xsmm,jendap/tensorflow,tensorflow/tensorflow,davidzchen/tensorflow,Bismarrck/tensorflow,arborh/tensorflow,kevin-coder/tensorflow-fork,paolodedios/tensorflow,hfp/tensorflow-xsmm,xzturn/tensorflow,paolodedios/tensorflow,apark263/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow,hfp/tensorflow-xsmm,arborh/tensorflow,gunan/tensorflow,frreiss/tensorflow-fred,freedomtan/tensorflow,theflofly/tensorflow,arborh/tensorflow,asimshankar/tensorflow,jhseu/tensorflow,alsrgv/tensorflow,ghchinoy/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,jbedorf/tensorflow,Intel-tensorflow/tensorflow,adit-chandra/tensorflow,arborh/tensorflow,aam-at/tensorflow,freedomtan/tensorflow,cxxgtxy/tensorflow,kevin-coder/tensorflow-fork,gunan/tensorflow,gunan/tensorflow,sarvex/tensorflow,Intel-Corporation/tensorflow,ppwwyyxx/tensorflow,Intel-tensorflow/tensorflow,annarev/tensorflow,chemelnucfin/tensorflow,jendap/tensorflow,jendap/tensorflow,karllessard/tensorflow,ghchinoy/tensorflow,gunan/tensorflow,ghchinoy/tensorflow,davidzchen/tensorflow,aam-at/tensorflow,aldian/tensorflow,ageron/tensorflow,alsrgv/tensorflow,annarev/tensorflow,arborh/tensorflow,xzturn/tensorflow,tensorflow/tensorflow,alsrgv/tensorflow,theflofly/tensorflow,adit-chandra/tensorflow,DavidNorman/tensorflow,sarvex/tensorflow,sarvex/tensorflow,ppwwyyxx/tensorflow,theflofly/tensorflow,petewarden/tensorflow,tensorflow/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow,cxxgtxy/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_saved_model,gautam1858/tensorflow,apark263/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,jendap/tensorflow,Intel-tensorflow/tensorflow,kevin-coder/tensorflow-fork,frreiss/tensorflow-fred,davidzchen/tensorflow,petewarden/tensorflow,DavidNorman/tensorflow,tensorflow/tensorflow-pywrap_saved_model,jhseu/tensorflow,karllessard/tensorflow,Intel-tensorflow/tensorflow,jhseu/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_saved_model,arborh/tensorflow,annarev/tensorflow,ghchinoy/tensorflow,ageron/tensorflow,jbedorf/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,Bismarrck/tensorflow,renyi533/tensorflow,ageron/tensorflow,renyi533/tensorflow,hfp/tensorflow-xsmm,frreiss/tensorflow-fred,frreiss/tensorflow-fred,ppwwyyxx/tensorflow,freedomtan/tensorflow,gunan/tensorflow,petewarden/tensorflow,adit-chandra/tensorflow,petewarden/tensorflow,jendap/tensorflow,apark263/tensorflow,karllessard/tensorflow,renyi533/tensorflow,cxxgtxy/tensorflow,aam-at/tensorflow,xzturn/tensorflow,freedomtan/tensorflow,yongtang/tensorflow,jbedorf/tensorflow,frreiss/tensorflow-fred,ghchinoy/tensorflow,ageron/tensorflow,freedomtan/tensorflow,davidzchen/tensorflow,gunan/tensorflow,annarev/tensorflow,gunan/tensorflow,theflofly/tensorflow,renyi533/tensorflow,adit-chandra/tensorflow,ageron/tensorflow,hfp/tensorflow-xsmm,gautam1858/tensorflow,Intel-Corporation/tensorflow,jbedorf/tensorflow,paolodedios/tensorflow,frreiss/tensorflow-fred,Bismarrck/tensorflow,freedomtan/tensorflow,renyi533/tensorflow,ppwwyyxx/tensorflow,sarvex/tensorflow,ppwwyyxx/tensorflow,ageron/tensorflow,frreiss/tensorflow-fred,alsrgv/tensorflow,renyi533/tensorflow,jhseu/tensorflow,kevin-coder/tensorflow-fork,aam-at/tensorflow,asimshankar/tensorflow,annarev/tensorflow,jbedorf/tensorflow,theflofly/tensorflow,adit-chandra/tensorflow,kevin-coder/tensorflow-fork,renyi533/tensorflow,alsrgv/tensorflow,gautam1858/tensorflow,jendap/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,sarvex/tensorflow,gautam1858/tensorflow,gunan/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,jhseu/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,Intel-Corporation/tensorflow,chemelnucfin/tensorflow,ghchinoy/tensorflow,ppwwyyxx/tensorflow,alsrgv/tensorflow,karllessard/tensorflow,sarvex/tensorflow,ppwwyyxx/tensorflow,jendap/tensorflow,kevin-coder/tensorflow-fork,jhseu/tensorflow,renyi533/tensorflow,apark263/tensorflow,arborh/tensorflow,gautam1858/tensorflow,Bismarrck/tensorflow,adit-chandra/tensorflow,DavidNorman/tensorflow,arborh/tensorflow,yongtang/tensorflow,karllessard/tensorflow,frreiss/tensorflow-fred,cxxgtxy/tensorflow,asimshankar/tensorflow,aldian/tensorflow,xzturn/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,davidzchen/tensorflow,DavidNorman/tensorflow,petewarden/tensorflow,yongtang/tensorflow,alsrgv/tensorflow,adit-chandra/tensorflow,adit-chandra/tensorflow,Intel-tensorflow/tensorflow,annarev/tensorflow,freedomtan/tensorflow,theflofly/tensorflow,gunan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,sarvex/tensorflow,adit-chandra/tensorflow,frreiss/tensorflow-fred,ppwwyyxx/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,hfp/tensorflow-xsmm,yongtang/tensorflow,yongtang/tensorflow,chemelnucfin/tensorflow,karllessard/tensorflow,Bismarrck/tensorflow,xzturn/tensorflow,gautam1858/tensorflow,jbedorf/tensorflow,frreiss/tensorflow-fred,freedomtan/tensorflow,Bismarrck/tensorflow,annarev/tensorflow,karllessard/tensorflow,arborh/tensorflow,DavidNorman/tensorflow,ppwwyyxx/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,paolodedios/tensorflow,petewarden/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,alsrgv/tensorflow,davidzchen/tensorflow,adit-chandra/tensorflow,jendap/tensorflow,chemelnucfin/tensorflow,Intel-tensorflow/tensorflow,kevin-coder/tensorflow-fork,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-experimental_link_static_libraries_once,jbedorf/tensorflow,petewarden/tensorflow,xzturn/tensorflow,gautam1858/tensorflow,Intel-Corporation/tensorflow,ageron/tensorflow,annarev/tensorflow,hfp/tensorflow-xsmm,alsrgv/tensorflow,hfp/tensorflow-xsmm,cxxgtxy/tensorflow,theflofly/tensorflow,renyi533/tensorflow,cxxgtxy/tensorflow,aldian/tensorflow,jhseu/tensorflow,Bismarrck/tensorflow,gautam1858/tensorflow,Intel-Corporation/tensorflow,Intel-tensorflow/tensorflow,jendap/tensorflow