TST: add examples from nag manual as tests for ?gttrf/?gttrs
TST: add examples from nag manual as tests for ?gttrf/?gttrs

matthew-brett/scipy,anntzer/scipy,Stefan-Endres/scipy,mdhaber/scipy,endolith/scipy,person142/scipy,vigna/scipy,endolith/scipy,pizzathief/scipy,matthew-brett/scipy,perimosocordiae/scipy,ilayn/scipy,Stefan-Endres/scipy,matthew-brett/scipy,andyfaff/scipy,aeklant/scipy,mdhaber/scipy,ilayn/scipy,endolith/scipy,mdhaber/scipy,ilayn/scipy,Eric89GXL/scipy,ilayn/scipy,ilayn/scipy,scipy/scipy,rgommers/scipy,nmayorov/scipy,aeklant/scipy,e-q/scipy,person142/scipy,vigna/scipy,WarrenWeckesser/scipy,andyfaff/scipy,pizzathief/scipy,WarrenWeckesser/scipy,grlee77/scipy,grlee77/scipy,e-q/scipy,Stefan-Endres/scipy,endolith/scipy,anntzer/scipy,Eric89GXL/scipy,rgommers/scipy,nmayorov/scipy,scipy/scipy,WarrenWeckesser/scipy,aeklant/scipy,perimosocordiae/scipy,endolith/scipy,pizzathief/scipy,tylerjereddy/scipy,scipy/scipy,ilayn/scipy,tylerjereddy/scipy,vigna/scipy,aeklant/scipy,andyfaff/scipy,tylerjereddy/scipy,scipy/scipy,endolith/scipy,perimosocordiae/scipy,rgommers/scipy,zerothi/scipy,e-q/scipy,pizzathief/scipy,pizzathief/scipy,mdhaber/scipy,WarrenWeckesser/scipy,zerothi/scipy,tylerjereddy/scipy,e-q/scipy,Stefan-Endres/scipy,vigna/scipy,person142/scipy,Eric89GXL/scipy,perimosocordiae/scipy,perimosocordiae/scipy,tylerjereddy/scipy,matthew-brett/scipy,anntzer/scipy,rgommers/scipy,rgommers/scipy,anntzer/scipy,nmayorov/scipy,Eric89GXL/scipy,Stefan-Endres/scipy,zerothi/scipy,Stefan-Endres/scipy,zerothi/scipy,andyfaff/scipy,andyfaff/scipy,grlee77/scipy,nmayorov/scipy,WarrenWeckesser/scipy,vigna/scipy,mdhaber/scipy,WarrenWeckesser/scipy,e-q/scipy,andyfaff/scipy,zerothi/scipy,mdhaber/scipy,zerothi/scipy,person142/scipy,matthew-brett/scipy,Eric89GXL/scipy,grlee77/scipy,anntzer/scipy,Eric89GXL/scipy,nmayorov/scipy,person142/scipy,anntzer/scipy,aeklant/scipy,grlee77/scipy,scipy/scipy,scipy/scipy,perimosocordiae/scipy