updated podspec to 0.4
updated podspec to 0.4

supermarin/ObjectiveSugar,target/ObjectiveSugar,orta/ObjectiveSugar,rizvve/ObjectiveSugar,onevcat/ObjectiveSugar,gank0326/ObjectiveSugar,ManagerOrganization/ObjectiveSugar,oarrabi/ObjectiveSugar,Anish-kumar-dev/ObjectiveSugar