added ability to handle series that have missing dates
added ability to handle series that have missing dates

vanpact/scipy,anntzer/scipy,pbrod/scipy,zxsted/scipy,aman-iitj/scipy,josephcslater/scipy,efiring/scipy,vberaudi/scipy,newemailjdm/scipy,matthew-brett/scipy,anntzer/scipy,witcxc/scipy,apbard/scipy,chatcannon/scipy,ilayn/scipy,jseabold/scipy,matthewalbani/scipy,njwilson23/scipy,jseabold/scipy,vberaudi/scipy,jjhelmus/scipy,Eric89GXL/scipy,felipebetancur/scipy,vhaasteren/scipy,sonnyhu/scipy,sriki18/scipy,Shaswat27/scipy,mortonjt/scipy,Eric89GXL/scipy,vigna/scipy,fernand/scipy,endolith/scipy,njwilson23/scipy,WarrenWeckesser/scipy,WarrenWeckesser/scipy,aeklant/scipy,person142/scipy,futurulus/scipy,chatcannon/scipy,zaxliu/scipy,nonhermitian/scipy,juliantaylor/scipy,matthew-brett/scipy,nvoron23/scipy,grlee77/scipy,behzadnouri/scipy,vberaudi/scipy,ndchorley/scipy,tylerjereddy/scipy,petebachant/scipy,bkendzior/scipy,Newman101/scipy,richardotis/scipy,kleskjr/scipy,Shaswat27/scipy,matthew-brett/scipy,niknow/scipy,witcxc/scipy,Kamp9/scipy,haudren/scipy,Kamp9/scipy,mortonjt/scipy,trankmichael/scipy,aeklant/scipy,njwilson23/scipy,felipebetancur/scipy,maciejkula/scipy,lukauskas/scipy,WarrenWeckesser/scipy,gertingold/scipy,argriffing/scipy,efiring/scipy,rgommers/scipy,giorgiop/scipy,ortylp/scipy,matthewalbani/scipy,argriffing/scipy,Stefan-Endres/scipy,matthewalbani/scipy,befelix/scipy,vigna/scipy,jakevdp/scipy,lukauskas/scipy,rmcgibbo/scipy,anntzer/scipy,WillieMaddox/scipy,anielsen001/scipy,richardotis/scipy,raoulbq/scipy,surhudm/scipy,grlee77/scipy,ortylp/scipy,jonycgn/scipy,woodscn/scipy,raoulbq/scipy,lukauskas/scipy,Shaswat27/scipy,ogrisel/scipy,efiring/scipy,mikebenfield/scipy,andyfaff/scipy,newemailjdm/scipy,mortada/scipy,zerothi/scipy,jonycgn/scipy,jamestwebber/scipy,mortonjt/scipy,hainm/scipy,Stefan-Endres/scipy,pizzathief/scipy,cpaulik/scipy,futurulus/scipy,ilayn/scipy,mgaitan/scipy,e-q/scipy,jjhelmus/scipy,rgommers/scipy,gef756/scipy,nonhermitian/scipy,ogrisel/scipy,mhogg/scipy,ilayn/scipy,josephcslater/scipy,ChanderG/scipy,ales-erjavec/scipy,cpaulik/scipy,befelix/scipy,lhilt/scipy,maniteja123/scipy,maniteja123/scipy,nmayorov/scipy,apbard/scipy,ilayn/scipy,scipy/scipy,futurulus/scipy,perimosocordiae/scipy,befelix/scipy,pyramania/scipy,aeklant/scipy,jonycgn/scipy,nmayorov/scipy,mingwpy/scipy,vberaudi/scipy,giorgiop/scipy,Stefan-Endres/scipy,fernand/scipy,aman-iitj/scipy,pizzathief/scipy,Srisai85/scipy,mingwpy/scipy,andyfaff/scipy,Eric89GXL/scipy,bkendzior/scipy,larsmans/scipy,andyfaff/scipy,haudren/scipy,andim/scipy,jjhelmus/scipy,Gillu13/scipy,cpaulik/scipy,vhaasteren/scipy,teoliphant/scipy,richardotis/scipy,ChanderG/scipy,gdooper/scipy,pbrod/scipy,dch312/scipy,jjhelmus/scipy,mtrbean/scipy,hainm/scipy,trankmichael/scipy,aarchiba/scipy,mikebenfield/scipy,nmayorov/scipy,FRidh/scipy,pizzathief/scipy,newemailjdm/scipy,minhlongdo/scipy,behzadnouri/scipy,lhilt/scipy,pnedunuri/scipy,apbard/scipy,Gillu13/scipy,newemailjdm/scipy,trankmichael/scipy,ChanderG/scipy,aman-iitj/scipy,vigna/scipy,aeklant/scipy,sauliusl/scipy,fredrikw/scipy,mgaitan/scipy,haudren/scipy,pnedunuri/scipy,piyush0609/scipy,piyush0609/scipy,mortada/scipy,anntzer/scipy,piyush0609/scipy,vberaudi/scipy,sargas/scipy,perimosocordiae/scipy,Newman101/scipy,sonnyhu/scipy,jakevdp/scipy,jjhelmus/scipy,mortada/scipy,teoliphant/scipy,Gillu13/scipy,kalvdans/scipy,gdooper/scipy,rmcgibbo/scipy,Newman101/scipy,mhogg/scipy,juliantaylor/scipy,pschella/scipy,pyramania/scipy,lhilt/scipy,rgommers/scipy,jseabold/scipy,jakevdp/scipy,Srisai85/scipy,matthewalbani/scipy,zerothi/scipy,vanpact/scipy,raoulbq/scipy,jamestwebber/scipy,pschella/scipy,petebachant/scipy,aarchiba/scipy,jamestwebber/scipy,gdooper/scipy,ortylp/scipy,minhlongdo/scipy,endolith/scipy,endolith/scipy,jor-/scipy,minhlongdo/scipy,Gillu13/scipy,mdhaber/scipy,ales-erjavec/scipy,njwilson23/scipy,aarchiba/scipy,andim/scipy,lukauskas/scipy,kleskjr/scipy,andim/scipy,efiring/scipy,pbrod/scipy,sauliusl/scipy,felipebetancur/scipy,sargas/scipy,sonnyhu/scipy,teoliphant/scipy,endolith/scipy,zaxliu/scipy,witcxc/scipy,fernand/scipy,Eric89GXL/scipy,josephcslater/scipy,sargas/scipy,andim/scipy,zxsted/scipy,giorgiop/scipy,scipy/scipy,chatcannon/scipy,gertingold/scipy,larsmans/scipy,pnedunuri/scipy,giorgiop/scipy,Srisai85/scipy,juliantaylor/scipy,Stefan-Endres/scipy,fredrikw/scipy,mgaitan/scipy,FRidh/scipy,ogrisel/scipy,vhaasteren/scipy,ortylp/scipy,Shaswat27/scipy,mgaitan/scipy,mtrbean/scipy,sargas/scipy,gfyoung/scipy,Stefan-Endres/scipy,sriki18/scipy,Dapid/scipy,woodscn/scipy,kleskjr/scipy,FRidh/scipy,zaxliu/scipy,dch312/scipy,larsmans/scipy,trankmichael/scipy,haudren/scipy,bkendzior/scipy,WillieMaddox/scipy,pnedunuri/scipy,pnedunuri/scipy,lhilt/scipy,mikebenfield/scipy,zxsted/scipy,jamestwebber/scipy,grlee77/scipy,niknow/scipy,gfyoung/scipy,vanpact/scipy,pizzathief/scipy,ales-erjavec/scipy,niknow/scipy,njwilson23/scipy,pyramania/scipy,Dapid/scipy,zerothi/scipy,behzadnouri/scipy,befelix/scipy,fredrikw/scipy,ChanderG/scipy,dch312/scipy,vigna/scipy,gef756/scipy,e-q/scipy,grlee77/scipy,Shaswat27/scipy,aarchiba/scipy,vigna/scipy,witcxc/scipy,nonhermitian/scipy,zerothi/scipy,aman-iitj/scipy,pyramania/scipy,trankmichael/scipy,futurulus/scipy,felipebetancur/scipy,larsmans/scipy,fernand/scipy,kleskjr/scipy,andim/scipy,gef756/scipy,mortonjt/scipy,woodscn/scipy,person142/scipy,nmayorov/scipy,aeklant/scipy,mingwpy/scipy,gef756/scipy,anntzer/scipy,njwilson23/scipy,minhlongdo/scipy,arokem/scipy,pbrod/scipy,zxsted/scipy,person142/scipy,Dapid/scipy,mingwpy/scipy,sonnyhu/scipy,kalvdans/scipy,haudren/scipy,anielsen001/scipy,ales-erjavec/scipy,ilayn/scipy,richardotis/scipy,gfyoung/scipy,anielsen001/scipy,Newman101/scipy,pschella/scipy,lhilt/scipy,maniteja123/scipy,e-q/scipy,kalvdans/scipy,scipy/scipy,sriki18/scipy,jor-/scipy,newemailjdm/scipy,mhogg/scipy,rgommers/scipy,Dapid/scipy,jsilter/scipy,hainm/scipy,maniteja123/scipy,fredrikw/scipy,apbard/scipy,behzadnouri/scipy,argriffing/scipy,Eric89GXL/scipy,WillieMaddox/scipy,woodscn/scipy,minhlongdo/scipy,vhaasteren/scipy,Dapid/scipy,fredrikw/scipy,nvoron23/scipy,WillieMaddox/scipy,nvoron23/scipy,maniteja123/scipy,hainm/scipy,sargas/scipy,dominicelse/scipy,woodscn/scipy,zerothi/scipy,e-q/scipy,jsilter/scipy,piyush0609/scipy,juliantaylor/scipy,mhogg/scipy,mortada/scipy,mortada/scipy,Gillu13/scipy,niknow/scipy,ilayn/scipy,petebachant/scipy,pizzathief/scipy,behzadnouri/scipy,vhaasteren/scipy,hainm/scipy,kleskjr/scipy,gertingold/scipy,juliantaylor/scipy,minhlongdo/scipy,felipebetancur/scipy,Stefan-Endres/scipy,petebachant/scipy,pnedunuri/scipy,chatcannon/scipy,andyfaff/scipy,maciejkula/scipy,dominicelse/scipy,gertingold/scipy,arokem/scipy,piyush0609/scipy,WillieMaddox/scipy,mortada/scipy,teoliphant/scipy,jseabold/scipy,jonycgn/scipy,cpaulik/scipy,perimosocordiae/scipy,surhudm/scipy,Kamp9/scipy,ales-erjavec/scipy,sauliusl/scipy,argriffing/scipy,raoulbq/scipy,sauliusl/scipy,ChanderG/scipy,dch312/scipy,matthewalbani/scipy,nonhermitian/scipy,endolith/scipy,zerothi/scipy,Dapid/scipy,ortylp/scipy,lukauskas/scipy,mgaitan/scipy,richardotis/scipy,tylerjereddy/scipy,gef756/scipy,fredrikw/scipy,gdooper/scipy,Gillu13/scipy,zxsted/scipy,argriffing/scipy,futurulus/scipy,perimosocordiae/scipy,tylerjereddy/scipy,anielsen001/scipy,mtrbean/scipy,woodscn/scipy,jseabold/scipy,rgommers/scipy,mgaitan/scipy,Shaswat27/scipy,gdooper/scipy,Srisai85/scipy,sauliusl/scipy,cpaulik/scipy,matthew-brett/scipy,FRidh/scipy,mdhaber/scipy,mdhaber/scipy,andyfaff/scipy,maciejkula/scipy,cpaulik/scipy,argriffing/scipy,rmcgibbo/scipy,nvoron23/scipy,gertingold/scipy,felipebetancur/scipy,rmcgibbo/scipy,mtrbean/scipy,tylerjereddy/scipy,ChanderG/scipy,jakevdp/scipy,pschella/scipy,person142/scipy,petebachant/scipy,newemailjdm/scipy,tylerjereddy/scipy,larsmans/scipy,mdhaber/scipy,sauliusl/scipy,zaxliu/scipy,andim/scipy,ndchorley/scipy,person142/scipy,mhogg/scipy,chatcannon/scipy,mdhaber/scipy,mortonjt/scipy,vanpact/scipy,dch312/scipy,gfyoung/scipy,grlee77/scipy,kleskjr/scipy,ndchorley/scipy,ndchorley/scipy,haudren/scipy,piyush0609/scipy,anielsen001/scipy,Kamp9/scipy,ndchorley/scipy,apbard/scipy,zaxliu/scipy,jsilter/scipy,FRidh/scipy,mikebenfield/scipy,nvoron23/scipy,giorgiop/scipy,mtrbean/scipy,WarrenWeckesser/scipy,nonhermitian/scipy,andyfaff/scipy,arokem/scipy,scipy/scipy,raoulbq/scipy,Kamp9/scipy,Srisai85/scipy,scipy/scipy,ales-erjavec/scipy,dominicelse/scipy,teoliphant/scipy,vhaasteren/scipy,surhudm/scipy,mingwpy/scipy,maciejkula/scipy,jakevdp/scipy,mdhaber/scipy,scipy/scipy,jonycgn/scipy,pyramania/scipy,richardotis/scipy,dominicelse/scipy,jamestwebber/scipy,befelix/scipy,FRidh/scipy,Kamp9/scipy,mhogg/scipy,zaxliu/scipy,arokem/scipy,ndchorley/scipy,Srisai85/scipy,ogrisel/scipy,bkendzior/scipy,dominicelse/scipy,WarrenWeckesser/scipy,zxsted/scipy,Newman101/scipy,surhudm/scipy,anielsen001/scipy,futurulus/scipy,anntzer/scipy,arokem/scipy,mikebenfield/scipy,fernand/scipy,mtrbean/scipy,sonnyhu/scipy,gef756/scipy,mortonjt/scipy,aman-iitj/scipy,trankmichael/scipy,bkendzior/scipy,rmcgibbo/scipy,jor-/scipy,kalvdans/scipy,raoulbq/scipy,gfyoung/scipy,chatcannon/scipy,jsilter/scipy,efiring/scipy,WarrenWeckesser/scipy,niknow/scipy,surhudm/scipy,vanpact/scipy,jseabold/scipy,e-q/scipy,josephcslater/scipy,larsmans/scipy,vberaudi/scipy,behzadnouri/scipy,sonnyhu/scipy,Newman101/scipy,jor-/scipy,witcxc/scipy,pschella/scipy,aman-iitj/scipy,niknow/scipy,jsilter/scipy,sriki18/scipy,ortylp/scipy,sriki18/scipy,maciejkula/scipy,nmayorov/scipy,endolith/scipy,efiring/scipy,surhudm/scipy,hainm/scipy,WillieMaddox/scipy,perimosocordiae/scipy,josephcslater/scipy,jor-/scipy,pbrod/scipy,rmcgibbo/scipy,sriki18/scipy,Eric89GXL/scipy,maniteja123/scipy,lukauskas/scipy,nvoron23/scipy,kalvdans/scipy,ogrisel/scipy,jonycgn/scipy,aarchiba/scipy,giorgiop/scipy,petebachant/scipy,fernand/scipy,vanpact/scipy,perimosocordiae/scipy,pbrod/scipy,matthew-brett/scipy,mingwpy/scipy