MidnightLib v0.2.0 for 21w19a

- MidnightConfig screens can be viewed from a new screen in the minecraft options
- Code cleanup
- Examples & Documentation
- New Methods
- Upgrade to 21w19a and Java 16

MidnightConfig v1.0.0:
 - The config screen no longer shows the entries of all instances of MidnightConfig
 - Compatible with servers!
 - Scrollable!
 - Comment support!
 - Fresh new design

src/main/java/eu/midnightdust/hats/web/HatLoader.java

@@ -26,8 +26,7 @@ public class HatLoader {
     public static void init() {
         CompletableFuture.supplyAsync(() -> {
             try (Reader reader = new InputStreamReader(new URL(HATS_URL).openStream())) {
-                Map<UUID, PlayerHatData> playerData = GSON.fromJson(reader, HAT_TYPE);
-                return playerData;
+                return GSON.<Map<UUID, PlayerHatData>>fromJson(reader, HAT_TYPE);
             } catch (MalformedURLException error) {
                 logger.log(Level.ERROR, "Unable to load player hats because of connection problems: " + error.getMessage());
             } catch (IOException error) {