feat: (Re-) Add update notifications (#1361)

* feat: (Re-) Add update notifications

Fixes #1348

* Move update notification to seperate class

- Add a couple of linebreaks to the chat messages

worldedit-core/src/main/java/com/fastasyncworldedit/core/FaweVersion.java

@@ -2,6 +2,8 @@ package com.fastasyncworldedit.core;
 
 /**
  * An internal FAWE class not meant for public use.
+ *
+ * @hidden
  **/
 public class FaweVersion {
 
@@ -46,12 +48,19 @@ public class FaweVersion {
     @Override
     public String toString() {
         if (hash == 0 && build == 0) {
-            return "FastAsyncWorldEdit-1.17-NoVer-SNAPSHOT";
+            return getSimpleVersionName() + "-NoVer-SNAPSHOT";
         } else {
-            return "FastAsyncWorldEdit-1.17" + build;
+            return getSimpleVersionName() + "-" + build;
         }
     }
 
+    /**
+     * @return The qualified version name
+     */
+    public String getSimpleVersionName() {
+        return "FastAsyncWorldEdit-1.17";
+    }
+
     public boolean isNewer(FaweVersion other) {
         return other.build < this.build;
     }

worldedit-core/src/main/java/com/fastasyncworldedit/core/configuration/Settings.java

@@ -92,6 +92,8 @@ public class Settings extends Config {
         @Comment({"Show additional information in console. It helps us at IntellectualSites to find out more about an issue.",
                 "Leave it off if you don't need it, it can spam your console."})
         public boolean DEBUG = false;
+        @Comment({"Whether or not FAWE should notify you on startup about new versions available."})
+        public boolean UPDATE_NOTIFICATIONS = true;
 
     }