Fix a serialization bug with integer and float when value is 0
Fix a serialization bug with integer and float when value is 0

matthieuprat/eve,jzorrof/eve,bcrochet/eve,mcreenan/eve,eduardomb/eve,yanyanqin/eve,sebest/eve,hustlzp/eve,elpoisterio/eve,pjs7678/eve,mugurrus/eve,kidaa/eve,kalbasit/eve,amagdas/eve,EasonYi/eve,julianhille/eve,superdesk/eve,stratosgear/eve