properly output primitive metadata in log options
properly output primitive metadata in log options

print as primitive, no special serialization

get-trucked/winston,nikolas/winston,apiaryio/winston,wancharle/winston,s-panferov/winston,alinex/winston,winstonjs/winston,harriha/winston,DenisGorbachev/winston,pphetra/winston,winstonjs/winston,megastef/winston,paulhroth/winston,tobli/winston,aquavitae/winston,auth0/winston,alphagov/winston,jjmleiro/winston,iizukanao/winston,pantheon-systems/winston,modulexcite/winston,whismat/winston,rakesh-mohanta/winston,beni55/winston,dustinblackman/winston,z-10/winston,dbmikus/winston,uber/winston,psquickitjayant/winston,thaliproject/winston,SmartNode-es/winston,unlucio/winston