DOC: Added details for ``iprint`` variable
DOC: Added details for ``iprint`` variable

Updated ``lbfgsb.py`` to reflect the fortran level description of the
same.

jjhelmus/scipy,dominicelse/scipy,dominicelse/scipy,pizzathief/scipy,minhlongdo/scipy,endolith/scipy,matthew-brett/scipy,arokem/scipy,aeklant/scipy,Newman101/scipy,niknow/scipy,mdhaber/scipy,nmayorov/scipy,jjhelmus/scipy,WillieMaddox/scipy,andim/scipy,matthew-brett/scipy,andim/scipy,gfyoung/scipy,lhilt/scipy,woodscn/scipy,josephcslater/scipy,woodscn/scipy,nonhermitian/scipy,WarrenWeckesser/scipy,apbard/scipy,Gillu13/scipy,jamestwebber/scipy,mikebenfield/scipy,behzadnouri/scipy,josephcslater/scipy,befelix/scipy,e-q/scipy,grlee77/scipy,Gillu13/scipy,andyfaff/scipy,andim/scipy,argriffing/scipy,gertingold/scipy,lhilt/scipy,nmayorov/scipy,haudren/scipy,perimosocordiae/scipy,endolith/scipy,Stefan-Endres/scipy,larsmans/scipy,zerothi/scipy,dominicelse/scipy,argriffing/scipy,matthewalbani/scipy,haudren/scipy,Shaswat27/scipy,jor-/scipy,grlee77/scipy,jjhelmus/scipy,Newman101/scipy,endolith/scipy,argriffing/scipy,andim/scipy,pyramania/scipy,zerothi/scipy,nmayorov/scipy,haudren/scipy,josephcslater/scipy,pbrod/scipy,ilayn/scipy,jakevdp/scipy,kalvdans/scipy,minhlongdo/scipy,argriffing/scipy,jamestwebber/scipy,gdooper/scipy,andyfaff/scipy,maniteja123/scipy,maniteja123/scipy,pizzathief/scipy,bkendzior/scipy,fredrikw/scipy,gfyoung/scipy,pschella/scipy,arokem/scipy,larsmans/scipy,zerothi/scipy,scipy/scipy,minhlongdo/scipy,surhudm/scipy,pbrod/scipy,WillieMaddox/scipy,mdhaber/scipy,nonhermitian/scipy,WillieMaddox/scipy,haudren/scipy,grlee77/scipy,andyfaff/scipy,mikebenfield/scipy,anielsen001/scipy,fredrikw/scipy,chatcannon/scipy,fredrikw/scipy,larsmans/scipy,Shaswat27/scipy,fredrikw/scipy,anielsen001/scipy,rgommers/scipy,josephcslater/scipy,jor-/scipy,andim/scipy,argriffing/scipy,gertingold/scipy,chatcannon/scipy,maniteja123/scipy,pbrod/scipy,befelix/scipy,woodscn/scipy,gdooper/scipy,endolith/scipy,tylerjereddy/scipy,mikebenfield/scipy,jakevdp/scipy,jjhelmus/scipy,surhudm/scipy,sriki18/scipy,rgommers/scipy,anntzer/scipy,jor-/scipy,maniteja123/scipy,jor-/scipy,vigna/scipy,minhlongdo/scipy,vigna/scipy,perimosocordiae/scipy,niknow/scipy,ilayn/scipy,matthewalbani/scipy,jor-/scipy,Gillu13/scipy,nonhermitian/scipy,rgommers/scipy,anielsen001/scipy,befelix/scipy,behzadnouri/scipy,gfyoung/scipy,kalvdans/scipy,larsmans/scipy,befelix/scipy,anntzer/scipy,scipy/scipy,Gillu13/scipy,Newman101/scipy,behzadnouri/scipy,scipy/scipy,surhudm/scipy,Eric89GXL/scipy,endolith/scipy,mikebenfield/scipy,andim/scipy,person142/scipy,perimosocordiae/scipy,matthewalbani/scipy,WarrenWeckesser/scipy,bkendzior/scipy,kleskjr/scipy,scipy/scipy,ilayn/scipy,WarrenWeckesser/scipy,aeklant/scipy,Stefan-Endres/scipy,pyramania/scipy,e-q/scipy,kalvdans/scipy,anntzer/scipy,Shaswat27/scipy,mdhaber/scipy,e-q/scipy,kleskjr/scipy,ilayn/scipy,lhilt/scipy,kleskjr/scipy,anntzer/scipy,mikebenfield/scipy,scipy/scipy,perimosocordiae/scipy,behzadnouri/scipy,apbard/scipy,Gillu13/scipy,kleskjr/scipy,WarrenWeckesser/scipy,Stefan-Endres/scipy,apbard/scipy,Gillu13/scipy,behzadnouri/scipy,Newman101/scipy,perimosocordiae/scipy,Shaswat27/scipy,e-q/scipy,endolith/scipy,jamestwebber/scipy,gfyoung/scipy,larsmans/scipy,gfyoung/scipy,aarchiba/scipy,pbrod/scipy,niknow/scipy,jakevdp/scipy,anntzer/scipy,mdhaber/scipy,minhlongdo/scipy,fredrikw/scipy,gdooper/scipy,Stefan-Endres/scipy,pizzathief/scipy,pizzathief/scipy,person142/scipy,chatcannon/scipy,maniteja123/scipy,dominicelse/scipy,behzadnouri/scipy,gdooper/scipy,surhudm/scipy,arokem/scipy,pschella/scipy,WarrenWeckesser/scipy,grlee77/scipy,lhilt/scipy,josephcslater/scipy,person142/scipy,lhilt/scipy,pschella/scipy,perimosocordiae/scipy,rgommers/scipy,mdhaber/scipy,kalvdans/scipy,sriki18/scipy,WillieMaddox/scipy,andyfaff/scipy,Eric89GXL/scipy,haudren/scipy,bkendzior/scipy,rgommers/scipy,vigna/scipy,Eric89GXL/scipy,aeklant/scipy,sriki18/scipy,sriki18/scipy,arokem/scipy,tylerjereddy/scipy,zerothi/scipy,jamestwebber/scipy,niknow/scipy,Newman101/scipy,dominicelse/scipy,befelix/scipy,pbrod/scipy,pschella/scipy,Stefan-Endres/scipy,anielsen001/scipy,jakevdp/scipy,Shaswat27/scipy,gdooper/scipy,woodscn/scipy,nonhermitian/scipy,gertingold/scipy,kleskjr/scipy,zerothi/scipy,haudren/scipy,matthew-brett/scipy,woodscn/scipy,pizzathief/scipy,anielsen001/scipy,aarchiba/scipy,pyramania/scipy,minhlongdo/scipy,ilayn/scipy,niknow/scipy,scipy/scipy,andyfaff/scipy,WarrenWeckesser/scipy,mdhaber/scipy,sriki18/scipy,kleskjr/scipy,jjhelmus/scipy,jamestwebber/scipy,gertingold/scipy,maniteja123/scipy,apbard/scipy,andyfaff/scipy,anielsen001/scipy,pschella/scipy,person142/scipy,bkendzior/scipy,Newman101/scipy,surhudm/scipy,aarchiba/scipy,bkendzior/scipy,matthew-brett/scipy,Stefan-Endres/scipy,niknow/scipy,aarchiba/scipy,pyramania/scipy,tylerjereddy/scipy,nonhermitian/scipy,ilayn/scipy,person142/scipy,matthew-brett/scipy,matthewalbani/scipy,vigna/scipy,tylerjereddy/scipy,fredrikw/scipy,Eric89GXL/scipy,pbrod/scipy,aarchiba/scipy,kalvdans/scipy,WillieMaddox/scipy,aeklant/scipy,Eric89GXL/scipy,surhudm/scipy,tylerjereddy/scipy,e-q/scipy,argriffing/scipy,aeklant/scipy,sriki18/scipy,apbard/scipy,matthewalbani/scipy,chatcannon/scipy,gertingold/scipy,jakevdp/scipy,arokem/scipy,woodscn/scipy,zerothi/scipy,Shaswat27/scipy,nmayorov/scipy,WillieMaddox/scipy,anntzer/scipy,vigna/scipy,nmayorov/scipy,chatcannon/scipy,larsmans/scipy,Eric89GXL/scipy,pyramania/scipy,chatcannon/scipy,grlee77/scipy