DOC: finish up changes to make doctests of spatial.rotation pass.
DOC: finish up changes to make doctests of spatial.rotation pass.

Thanks to @adbugger for pointing out the fixes.

perimosocordiae/scipy,anntzer/scipy,person142/scipy,WarrenWeckesser/scipy,arokem/scipy,andyfaff/scipy,zerothi/scipy,Eric89GXL/scipy,scipy/scipy,endolith/scipy,gertingold/scipy,gfyoung/scipy,matthew-brett/scipy,jamestwebber/scipy,anntzer/scipy,rgommers/scipy,aeklant/scipy,perimosocordiae/scipy,grlee77/scipy,vigna/scipy,aarchiba/scipy,anntzer/scipy,nmayorov/scipy,grlee77/scipy,aarchiba/scipy,lhilt/scipy,WarrenWeckesser/scipy,endolith/scipy,ilayn/scipy,mdhaber/scipy,e-q/scipy,endolith/scipy,lhilt/scipy,vigna/scipy,gertingold/scipy,aeklant/scipy,aarchiba/scipy,e-q/scipy,andyfaff/scipy,pizzathief/scipy,grlee77/scipy,ilayn/scipy,tylerjereddy/scipy,vigna/scipy,tylerjereddy/scipy,arokem/scipy,matthew-brett/scipy,lhilt/scipy,Stefan-Endres/scipy,matthew-brett/scipy,pizzathief/scipy,aarchiba/scipy,Eric89GXL/scipy,Stefan-Endres/scipy,andyfaff/scipy,Stefan-Endres/scipy,andyfaff/scipy,lhilt/scipy,tylerjereddy/scipy,perimosocordiae/scipy,jamestwebber/scipy,scipy/scipy,aeklant/scipy,nmayorov/scipy,ilayn/scipy,person142/scipy,anntzer/scipy,mdhaber/scipy,ilayn/scipy,Eric89GXL/scipy,endolith/scipy,vigna/scipy,mdhaber/scipy,gertingold/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,aarchiba/scipy,arokem/scipy,zerothi/scipy,WarrenWeckesser/scipy,aeklant/scipy,zerothi/scipy,jamestwebber/scipy,nmayorov/scipy,scipy/scipy,e-q/scipy,matthew-brett/scipy,pizzathief/scipy,gfyoung/scipy,Eric89GXL/scipy,andyfaff/scipy,person142/scipy,ilayn/scipy,perimosocordiae/scipy,zerothi/scipy,scipy/scipy,ilayn/scipy,nmayorov/scipy,tylerjereddy/scipy,jor-/scipy,scipy/scipy,endolith/scipy,mdhaber/scipy,matthew-brett/scipy,gertingold/scipy,WarrenWeckesser/scipy,rgommers/scipy,e-q/scipy,WarrenWeckesser/scipy,person142/scipy,lhilt/scipy,Eric89GXL/scipy,jamestwebber/scipy,rgommers/scipy,rgommers/scipy,Stefan-Endres/scipy,nmayorov/scipy,mdhaber/scipy,aeklant/scipy,jor-/scipy,jor-/scipy,Stefan-Endres/scipy,arokem/scipy,grlee77/scipy,tylerjereddy/scipy,jor-/scipy,gfyoung/scipy,gfyoung/scipy,anntzer/scipy,perimosocordiae/scipy,jor-/scipy,jamestwebber/scipy,grlee77/scipy,zerothi/scipy,e-q/scipy,endolith/scipy,mdhaber/scipy,rgommers/scipy,Eric89GXL/scipy,arokem/scipy,gfyoung/scipy,pizzathief/scipy,person142/scipy,zerothi/scipy,scipy/scipy,vigna/scipy,gertingold/scipy,pizzathief/scipy,andyfaff/scipy,anntzer/scipy,Stefan-Endres/scipy