fix rounding error when changing zoom, close #426
fix rounding error when changing zoom, close #426

iZucken/Leaflet,mbrukman/Leaflet,hyperknot/Leaflet,jasonoverland/Leaflet,mbrukman/Leaflet,CapeSepias/Leaflet,kumy/Leaflet,klaftertief/Leaflet,azimux/Leaflet,yohanboniface/Leaflet,iOffice/Leaflet,AndBicScadMedia/Leaflet,brah/Leaflet,RobertoMalatesta/Leaflet,Neorth/Leaflet,2gis/Leaflet,Leaflet/Leaflet,Leaflet/Leaflet,CorainChicago/Leaflet,gabrielpconceicao/frontend-asset-leaflet,RyanHickman/Leaflet,cmulders/Leaflet,iOffice/Leaflet,iZucken/Leaflet,waeltken/Leaflet,jaropolk2/Leaflet,brah/Leaflet,stefanocudini/Leaflet,dhootha/Leaflet,jblarsen/Leaflet,dhootha/Leaflet,pzdz/Leaflet,brah/Leaflet,Jakobud/Leaflet,fillerwriter/Leaflet,stefanocudini/Leaflet,eriksjaastad/Leaflet,taraszerebecki/Leaflet,tbassett44/Leaflet,Trufi/Leaflet,elkingtonmcb/Leaflet,Mark-Wood/Leaflet,patrickarlt/Leaflet,codeator/Leaflet,kumy/Leaflet,grahamthompson/Leaflet,elfalem/Leaflet,srdavis/leaflet-template,fab1an/Leaflet,Fil/Leaflet,sambernet/Leaflet,msiadak/Leaflet,andrewmartini/Leaflet,Srikanth4/Leaflet,elkingtonmcb/Leaflet,tomnod/Leaflet,billybonz1/Leaflet,psicomante/Leaflet,RobertoMalatesta/Leaflet,mourner/Leaflet,rlugojr/Leaflet,huangsong/Leaflet,wrrnwng/Leaflet,kjell/Leaflet,devjoseluis/Leaflet,msokk/Leaflet,scaddenp/Leaflet,Srikanth4/Leaflet,tormi/Leaflet,iamjonbradley/Leaflet,grahamthompson/Leaflet,psicomante/Leaflet,billybonz1/Leaflet,pakro/Leaflet,Ubisense/Leaflet,caiiiycuk/Leaflet,CapeSepias/Leaflet,tomnod/Leaflet,mourner/Leaflet,nvoron23/Leaflet,stefanocudini/Leaflet,msokk/Leaflet,brunocasanova/frontend-asset-leaflet,hyperknot/Leaflet,akrzyzanowskino/TeamSE,w8r/Leaflet,akrzyzanowskino/TeamSE,akauppi/Leaflet,iamjonbradley/Leaflet,sambernet/Leaflet,nycitt/Leaflet,codeator/Leaflet,frafra/ProntoSoccorsoLiguria,sisou/Leaflet,Andrey-Pavlov/Leaflet,bbecquet/Leaflet,Jakobud/Leaflet,scaddenp/Leaflet,eriksjaastad/Leaflet,jblarsen/Leaflet,twoubt/Leaflet,mbrukman/Leaflet,CorainChicago/Leaflet,nkovacs/Leaflet,RyanHickman/Leaflet,wpf500/Leaflet,caiiiycuk/Leaflet,elfalem/Leaflet,juliensoret/Leaflet,mourner/Leaflet,msiadak/Leaflet,gabrielpconceicao/frontend-asset-leaflet,snkashis/Leaflet,starsolaris/Leaflet,gabrielpconceicao/frontend-asset-leaflet,litnerdy/Leaflet,nikhildhamsaniya/Leaflet,DrillingInfo/Leaflet,nvoron23/Leaflet,davojta/Leaflet,nycitt/Leaflet,frafra/ProntoSoccorsoLiguria,fredericksilva/Leaflet,cartant/Leaflet,jasonoverland/Leaflet,scaddenp/Leaflet,jmutua2015/Leaflet,davidlukerice/Leaflet,sambernet/Leaflet,nkovacs/Leaflet,taraszerebecki/Leaflet,psicomante/Leaflet,javimolla/Leaflet,Andrey-Pavlov/Leaflet,fillerwriter/Leaflet,webmechanicx/Leaflet,akrzyzanowskino/TeamSE,tomnod/Leaflet,AndBicScadMedia/Leaflet,Mark-Wood/Leaflet,elkingtonmcb/Leaflet,tsantacruz/RotationalMarker,lee101/Leaflet,msokk/Leaflet,AP-whitehat/Leaflet,Ubisense/Leaflet,bolshoibooze/Leaflet,lizardtechblog/Leaflet,starsolaris/Leaflet,litnerdy/Leaflet,bbecquet/Leaflet,waeltken/Leaflet,davidlukerice/Leaflet,MuellerMatthew/Leaflet,javimolla/Leaflet,pzdz/Leaflet,thalesfsp/Leaflet,prashen/Leaflet,elfalem/Leaflet,akauppi/Leaflet,frogcat/Leaflet,olafurr/Leaflet,geoloep/Leaflet,wpf500/Leaflet,beni55/Leaflet,wancharle/Leaflet,pzdz/Leaflet,tbassett44/Leaflet,RLRR/Leaflet,MuellerMatthew/Leaflet,bolshoibooze/Leaflet,jblarsen/Leaflet,grahamthompson/Leaflet,billybonz1/Leaflet,Jakobud/Leaflet,webmechanicx/Leaflet,rlugojr/Leaflet,Leaflet/Leaflet,nathancahill/Leaflet,prashen/Leaflet,AndBicScadMedia/Leaflet,kjell/Leaflet,frogcat/Leaflet,mstahv/Leaflet,mediasuitenz/Leaflet,geoloep/Leaflet,jmutua2015/Leaflet,DrillingInfo/Leaflet,wancharle/Leaflet,thalesfsp/Leaflet,2gis/Leaflet,bbecquet/Leaflet,wrrnwng/Leaflet,andrewmartini/Leaflet,davojta/Leaflet,yohanboniface/Leaflet,devjoseluis/Leaflet,nikhildhamsaniya/Leaflet,nathancahill/Leaflet,nathancahill/Leaflet,brunocasanova/frontend-asset-leaflet,wrrnwng/Leaflet,mstahv/Leaflet,brunocasanova/frontend-asset-leaflet,snkashis/Leaflet,sisou/Leaflet,webmechanicx/Leaflet,rlugojr/Leaflet,w8r/Leaflet,prashen/Leaflet,cmulders/Leaflet,olafurr/Leaflet,thalesfsp/Leaflet,patrickarlt/Leaflet,davidlukerice/Leaflet,RLRR/Leaflet,lee101/Leaflet,w8r/Leaflet,fillerwriter/Leaflet,jasonoverland/Leaflet,cartant/Leaflet,litnerdy/Leaflet,MuellerMatthew/Leaflet,dhootha/Leaflet,lee101/Leaflet,andrewmartini/Leaflet,taraszerebecki/Leaflet,huangsong/Leaflet,jmutua2015/Leaflet,northerneyes/Leaflet,caiiiycuk/Leaflet,tbassett44/Leaflet,alex2wong/Leaflet,iZucken/Leaflet,Srikanth4/Leaflet,pakro/Leaflet,davojta/Leaflet,cartant/Leaflet,Trufi/Leaflet,msiadak/Leaflet,fredericksilva/Leaflet,sisou/Leaflet,Ossehoht/Leaflet,fab1an/Leaflet,northerneyes/Leaflet,2gis/Leaflet,Ossehoht/Leaflet,snkashis/Leaflet,mediasuitenz/Leaflet,beni55/Leaflet,sellonen/Leaflet,iOffice/Leaflet,davidjb/Leaflet,Ossehoht/Leaflet,eriksjaastad/Leaflet,akauppi/Leaflet,tsantacruz/RotationalMarker,nycitt/Leaflet,mediasuitenz/Leaflet,moklick/Leaflet,RLRR/Leaflet,klaftertief/Leaflet,pakro/Leaflet,Ubisense/Leaflet,twoubt/Leaflet,olafurr/Leaflet,huangsong/Leaflet,RobertoMalatesta/Leaflet,beni55/Leaflet,devjoseluis/Leaflet,AP-whitehat/Leaflet,geoloep/Leaflet,juliensoret/Leaflet,Trufi/Leaflet,Neorth/Leaflet,javimolla/Leaflet,perliedman/Leaflet,nikhildhamsaniya/Leaflet,CorainChicago/Leaflet,yohanboniface/Leaflet,iamjonbradley/Leaflet,frogcat/Leaflet,Fil/Leaflet,fredericksilva/Leaflet,danzel/Leaflet,tyrasd/Leaflet,sellonen/Leaflet,wpf500/Leaflet,tormi/Leaflet,klaftertief/Leaflet,tormi/Leaflet,waeltken/Leaflet,kumy/Leaflet,CapeSepias/Leaflet,bolshoibooze/Leaflet,RyanHickman/Leaflet,sellonen/Leaflet,Andrey-Pavlov/Leaflet,mstahv/Leaflet,twoubt/Leaflet,tsantacruz/RotationalMarker,alex2wong/Leaflet,AP-whitehat/Leaflet,hyperknot/Leaflet,Fil/Leaflet,wancharle/Leaflet,codeator/Leaflet,cmulders/Leaflet,starsolaris/Leaflet,alex2wong/Leaflet,fab1an/Leaflet,Neorth/Leaflet