DOC: change 'a'->'prototype' in empty_like docs
DOC: change 'a'->'prototype' in empty_like docs

pizzathief/numpy,WarrenWeckesser/numpy,pizzathief/numpy,endolith/numpy,jorisvandenbossche/numpy,jakirkham/numpy,pbrod/numpy,mhvk/numpy,ahaldane/numpy,WarrenWeckesser/numpy,seberg/numpy,jakirkham/numpy,anntzer/numpy,MSeifert04/numpy,simongibbons/numpy,simongibbons/numpy,rgommers/numpy,simongibbons/numpy,Eric89GXL/numpy,pdebuyl/numpy,tynn/numpy,numpy/numpy,shoyer/numpy,shoyer/numpy,MSeifert04/numpy,pbrod/numpy,grlee77/numpy,abalkin/numpy,jorisvandenbossche/numpy,pbrod/numpy,pizzathief/numpy,mattip/numpy,charris/numpy,jakirkham/numpy,mhvk/numpy,rgommers/numpy,MSeifert04/numpy,pdebuyl/numpy,grlee77/numpy,shoyer/numpy,mhvk/numpy,pdebuyl/numpy,grlee77/numpy,ahaldane/numpy,mhvk/numpy,anntzer/numpy,ahaldane/numpy,abalkin/numpy,Eric89GXL/numpy,charris/numpy,madphysicist/numpy,seberg/numpy,mattip/numpy,mattip/numpy,madphysicist/numpy,WarrenWeckesser/numpy,tynn/numpy,rgommers/numpy,pbrod/numpy,numpy/numpy,simongibbons/numpy,pbrod/numpy,anntzer/numpy,anntzer/numpy,pdebuyl/numpy,abalkin/numpy,grlee77/numpy,shoyer/numpy,madphysicist/numpy,mattip/numpy,tynn/numpy,pizzathief/numpy,jakirkham/numpy,jorisvandenbossche/numpy,jorisvandenbossche/numpy,numpy/numpy,seberg/numpy,endolith/numpy,shoyer/numpy,charris/numpy,ahaldane/numpy,mhvk/numpy,Eric89GXL/numpy,gfyoung/numpy,gfyoung/numpy,ahaldane/numpy,jorisvandenbossche/numpy,charris/numpy,seberg/numpy,grlee77/numpy,MSeifert04/numpy,numpy/numpy,endolith/numpy,rgommers/numpy,gfyoung/numpy,pizzathief/numpy,jakirkham/numpy,MSeifert04/numpy,WarrenWeckesser/numpy,Eric89GXL/numpy,madphysicist/numpy,madphysicist/numpy,endolith/numpy,simongibbons/numpy,WarrenWeckesser/numpy