Adds a base64 encode wrapper, and a way to encode NBT to Base64

lib/utils/Converter.dart

@@ -0,0 +1,12 @@
+import 'dart:convert';
+import 'dart:typed_data';
+
+class base64Encoder {
+  static String encode(List<int> value) {
+    return base64.encode(value);
+  }
+
+  static Uint8List decode(String value) {
+    return base64.decode(value);
+  }
+}