Add the possibility to define an armor stand name as invisible

src/main/java/com/gmail/St3venAU/plugins/ArmorStandTools/AST.java

@@ -362,8 +362,9 @@ public class AST extends JavaPlugin {
                     if(input.equals("&")) input = "";
                     if(name) {
                         if (input.length() > 0) {
-                            as.setCustomName(input);
-                            as.setCustomNameVisible(true);
+                            boolean customNameVisibility = input.charAt(0) != '!';
+                            as.setCustomName(customNameVisibility ? input : input.substring(1));
+                            as.setCustomNameVisible(customNameVisibility);
                             p.sendMessage(ChatColor.GREEN + Config.nameSet);
                         } else {
                             as.setCustomName("");

src/main/resources/language.yml

@@ -104,7 +104,7 @@ removeACmd: 'Remove a command'
 cmdHelp: 'This command is used to add/remove commands to the nearest armor stand (within 4 blocks). The commands are executed when the armor stand is right clicked, lowest priority first.'
 #New since v4.4.0
 enterName: 'Enter armor stand name in chat'
-enterName2: 'Enter armor stand name in chat, or to remove the name enter:'
+enterName2: 'Enter armor stand name in chat, with a "!" at the beginning to make the name invisible, or to remove the name enter:'
 enterSkull: 'Enter username for armor stand skull in chat'
 inputTimeout: 'Input timeout. Please try again.'
 nameSet: 'Armor stand name set'