Rename :delete-message et al to :delete et al

commands/account/delete.go

@@ -11,12 +11,13 @@ import (
 )
 
 func init() {
+	register("delete", DeleteMessage)
 	register("delete-message", DeleteMessage)
 }
 
 func DeleteMessage(aerc *widgets.Aerc, args []string) error {
 	if len(args) != 1 {
-		return errors.New("Usage: :delete-message")
+		return errors.New("Usage: :delete")
 	}
 	acct := aerc.SelectedAccount()
 	if acct == nil {

commands/account/next.go

@@ -10,7 +10,9 @@ import (
 )
 
 func init() {
+	register("next", NextPrevMessage)
 	register("next-message", NextPrevMessage)
+	register("prev", NextPrevMessage)
 	register("prev-message", NextPrevMessage)
 }
 
@@ -45,7 +47,7 @@ func NextPrevMessage(aerc *widgets.Aerc, args []string) error {
 		n = int(float64(acct.Messages().Height()) * (float64(n) / 100.0))
 	}
 	for ; n > 0; n-- {
-		if args[0] == "prev-message" {
+		if args[0] == "prev-message" || args[0] == "prev" {
 			acct.Messages().Prev()
 		} else {
 			acct.Messages().Next()

commands/account/view.go

@@ -7,6 +7,7 @@ import (
 )
 
 func init() {
+	register("view", ViewMessage)
 	register("view-message", ViewMessage)
 }