Fix conversion warnings in Objc marshalling
Fix conversion warnings in Objc marshalling

csimmons0/djinni,jeremiahyan/djinni,ragnraok/djinni,pwais/djinni,anzihenry/djinni,PSPDFKit-labs/djinni,dropbox/djinni,iRobotCorporation/djinni,happybits/djinni,mrdomino/djinni,happybits/djinni,Wattpad/djinni,jeremiahyan/djinni,csimmons0/djinni,happybits/djinni,tobefuturer/djinni,mrdomino/djinni,ragnraok/djinni,mknejp/djinni,Wattpad/djinni,pwais/djinni,anzihenry/djinni,Wattpad/djinni,PSPDFKit-labs/djinni,DEGoodmanWilson/djinni,csimmons0/djinni,Wattpad/djinni,pwais/djinni,aijiekj/djinni,DEGoodmanWilson/djinni,jeremiahyan/djinni,mrdomino/djinni,jrogers/djinni,aijiekj/djinni,mknejp/djinni,trafi/djinni,jrogers/djinni,happybits/djinni,NachoSoto/djinni,csimmons0/djinni,tobefuturer/djinni,iRobotCorporation/djinni,PSPDFKit-labs/djinni,trafi/djinni,happybits/djinni,jrogers/djinni,mknejp/djinni,pwais/djinni,tobefuturer/djinni,zaren678/djinni,ragnraok/djinni,NachoSoto/djinni,aijiekj/djinni,trafi/djinni,dropbox/djinni,NachoSoto/djinni,mrdomino/djinni,dropbox/djinni,zaren678/djinni,DEGoodmanWilson/djinni,trafi/djinni,aijiekj/djinni,dropbox/djinni,PSPDFKit-labs/djinni,iRobotCorporation/djinni,anzihenry/djinni,jrogers/djinni,mknejp/djinni,ragnraok/djinni,jeremiahyan/djinni,trafi/djinni,zaren678/djinni,NachoSoto/djinni,anzihenry/djinni,csimmons0/djinni,PSPDFKit-labs/djinni,iRobotCorporation/djinni,dropbox/djinni,DEGoodmanWilson/djinni,zaren678/djinni,tobefuturer/djinni