add Async to context

client/context/types.go

@@ -22,6 +22,7 @@ type CoreContext struct {
 	Decoder         auth.AccountDecoder
 	AccountStore    string
 	UseLedger       bool
+	Async           bool
 }
 
 // WithChainID - return a copy of the context with an updated chainID

client/context/viper.go

@@ -42,6 +42,7 @@ func NewCoreContextFromViper() CoreContext {
 		Decoder:         nil,
 		AccountStore:    "acc",
 		UseLedger:       viper.GetBool(client.FlagUseLedger),
+		Async:           viper.GetBool(client.FlagAsync),
 	}
 }