Update activations.py
Update activations.py

All spelling corrected in the documentation of the code.
tensorflow/tensorflow,davidzchen/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,renyi533/tensorflow,jhseu/tensorflow,annarev/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow-pywrap_saved_model,adit-chandra/tensorflow,petewarden/tensorflow,frreiss/tensorflow-fred,sarvex/tensorflow,gautam1858/tensorflow,gautam1858/tensorflow,annarev/tensorflow,ppwwyyxx/tensorflow,cxxgtxy/tensorflow,karllessard/tensorflow,annarev/tensorflow,renyi533/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,sarvex/tensorflow,cxxgtxy/tensorflow,aldian/tensorflow,gautam1858/tensorflow,davidzchen/tensorflow,tensorflow/tensorflow-pywrap_saved_model,petewarden/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,renyi533/tensorflow,aam-at/tensorflow,adit-chandra/tensorflow,adit-chandra/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,arborh/tensorflow,tensorflow/tensorflow-pywrap_saved_model,xzturn/tensorflow,sarvex/tensorflow,Intel-tensorflow/tensorflow,gautam1858/tensorflow,paolodedios/tensorflow,aldian/tensorflow,gautam1858/tensorflow,yongtang/tensorflow,paolodedios/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,ppwwyyxx/tensorflow,cxxgtxy/tensorflow,adit-chandra/tensorflow,karllessard/tensorflow,davidzchen/tensorflow,annarev/tensorflow,aldian/tensorflow,Intel-tensorflow/tensorflow,Intel-tensorflow/tensorflow,arborh/tensorflow,xzturn/tensorflow,tensorflow/tensorflow,paolodedios/tensorflow,annarev/tensorflow,gunan/tensorflow,gautam1858/tensorflow,adit-chandra/tensorflow,davidzchen/tensorflow,yongtang/tensorflow,petewarden/tensorflow,adit-chandra/tensorflow,petewarden/tensorflow,frreiss/tensorflow-fred,karllessard/tensorflow,Intel-Corporation/tensorflow,petewarden/tensorflow,arborh/tensorflow,gunan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,renyi533/tensorflow,davidzchen/tensorflow,jhseu/tensorflow,petewarden/tensorflow,adit-chandra/tensorflow,davidzchen/tensorflow,aldian/tensorflow,aam-at/tensorflow,annarev/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,arborh/tensorflow,paolodedios/tensorflow,ppwwyyxx/tensorflow,paolodedios/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_saved_model,karllessard/tensorflow,renyi533/tensorflow,Intel-Corporation/tensorflow,davidzchen/tensorflow,freedomtan/tensorflow,yongtang/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,ppwwyyxx/tensorflow,frreiss/tensorflow-fred,xzturn/tensorflow,frreiss/tensorflow-fred,yongtang/tensorflow,yongtang/tensorflow,arborh/tensorflow,gautam1858/tensorflow,frreiss/tensorflow-fred,Intel-tensorflow/tensorflow,arborh/tensorflow,davidzchen/tensorflow,Intel-Corporation/tensorflow,freedomtan/tensorflow,gunan/tensorflow,sarvex/tensorflow,annarev/tensorflow,xzturn/tensorflow,renyi533/tensorflow,Intel-Corporation/tensorflow,tensorflow/tensorflow,Intel-Corporation/tensorflow,renyi533/tensorflow,renyi533/tensorflow,renyi533/tensorflow,aam-at/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow,xzturn/tensorflow,Intel-tensorflow/tensorflow,freedomtan/tensorflow,adit-chandra/tensorflow,gautam1858/tensorflow,freedomtan/tensorflow,davidzchen/tensorflow,Intel-Corporation/tensorflow,tensorflow/tensorflow,sarvex/tensorflow,Intel-tensorflow/tensorflow,petewarden/tensorflow,aam-at/tensorflow,yongtang/tensorflow,tensorflow/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,karllessard/tensorflow,adit-chandra/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_tf_optimizer,arborh/tensorflow,karllessard/tensorflow,frreiss/tensorflow-fred,davidzchen/tensorflow,aldian/tensorflow,aam-at/tensorflow,annarev/tensorflow,arborh/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,petewarden/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow-pywrap_saved_model,cxxgtxy/tensorflow,ppwwyyxx/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-experimental_link_static_libraries_once,gunan/tensorflow,jhseu/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,ppwwyyxx/tensorflow,paolodedios/tensorflow,xzturn/tensorflow,frreiss/tensorflow-fred,cxxgtxy/tensorflow,xzturn/tensorflow,aldian/tensorflow,tensorflow/tensorflow,sarvex/tensorflow,renyi533/tensorflow,paolodedios/tensorflow,karllessard/tensorflow,petewarden/tensorflow,adit-chandra/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_tf_optimizer,aam-at/tensorflow,annarev/tensorflow,tensorflow/tensorflow-pywrap_saved_model,ppwwyyxx/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,gunan/tensorflow,aam-at/tensorflow,petewarden/tensorflow,paolodedios/tensorflow,gunan/tensorflow,Intel-Corporation/tensorflow,cxxgtxy/tensorflow,Intel-Corporation/tensorflow,karllessard/tensorflow,frreiss/tensorflow-fred,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