Use correct Bech32 prefix for show-address command (cosmos#2746)

* Use consensus address bech32 prefix
* Update show-address CLI description

PENDING.md

@@ -48,6 +48,7 @@ BUG FIXES
 * Gaia CLI  (`gaiacli`)
 
 * Gaia
+  * [\#2723] Use `cosmosvalcons` Bech32 prefix in `tendermint show-address`
   * [\#2742](https://github.com/cosmos/cosmos-sdk/issues/2742) Fix time format of TimeoutCommit override 
 
 * SDK

server/tm_cmds.go

@@ -63,17 +63,17 @@ func ShowValidatorCmd(ctx *Context) *cobra.Command {
 func ShowAddressCmd(ctx *Context) *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "show-address",
-		Short: "Shows this node's tendermint validator address",
+		Short: "Shows this node's tendermint validator consensus address",
 		RunE: func(cmd *cobra.Command, args []string) error {
 			cfg := ctx.Config
 			privValidator := pvm.LoadOrGenFilePV(cfg.PrivValidatorFile())
-			valAddr := (sdk.ValAddress)(privValidator.Address)
+			valConsAddr := (sdk.ConsAddress)(privValidator.Address)
 
 			if viper.GetBool(client.FlagJson) {
-				return printlnJSON(valAddr)
+				return printlnJSON(valConsAddr)
 			}
 
-			fmt.Println(valAddr.String())
+			fmt.Println(valConsAddr.String())
 			return nil
 		},
 	}