Merge PR #3458: Fix usage of the config command in applications importing the SDK

* Fix usage of the config command in applications importing the SDK
* Update client/config.go

client/config.go

@@ -9,8 +9,6 @@ import (
 
 	"github.com/tendermint/tendermint/libs/cli"
 
-	"github.com/cosmos/cosmos-sdk/cmd/gaia/app"
-
 	"github.com/pelletier/go-toml"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
@@ -32,7 +30,7 @@ func init() {
 
 // ConfigCmd returns a CLI command to interactively create a
 // Gaia CLI config file.
-func ConfigCmd() *cobra.Command {
+func ConfigCmd(defaultCLIHome string) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "config <key> [value]",
 		Short: "Create or query a Gaia CLI configuration file",
@@ -40,7 +38,7 @@ func ConfigCmd() *cobra.Command {
 		Args:  cobra.RangeArgs(0, 2),
 	}
 
-	cmd.Flags().String(cli.HomeFlag, app.DefaultCLIHome,
+	cmd.Flags().String(cli.HomeFlag, defaultCLIHome,
 		"set client's home directory for configuration")
 	cmd.Flags().Bool(flagGet, false,
 		"print configuration value or its default if unset")