Fixes some incompatibility between final and stupid reflection

src/main/java/com/massivecraft/factions/adapter/BoardAdapter.java

@@ -15,7 +15,7 @@ public class BoardAdapter implements JsonDeserializer<Board>, JsonSerializer<Boa
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static final BoardAdapter i = new BoardAdapter();
+    protected static BoardAdapter i = new BoardAdapter();
 
     public static BoardAdapter get() {
         return i;

src/main/java/com/massivecraft/factions/adapter/BoardMapAdapter.java

@@ -20,7 +20,7 @@ public class BoardMapAdapter implements JsonDeserializer<Map<PS, TerritoryAccess
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static final BoardMapAdapter i = new BoardMapAdapter();
+    protected static BoardMapAdapter i = new BoardMapAdapter();
 
     public static BoardMapAdapter get() {
         return i;

src/main/java/com/massivecraft/factions/adapter/TerritoryAccessAdapter.java

@@ -34,7 +34,7 @@ public class TerritoryAccessAdapter implements JsonDeserializer<TerritoryAccess>
     // INSTANCE & CONSTRUCT
     // -------------------------------------------- //
 
-    private static final TerritoryAccessAdapter i = new TerritoryAccessAdapter();
+    protected static TerritoryAccessAdapter i = new TerritoryAccessAdapter();
 
     public static TerritoryAccessAdapter get() {
         return i;
@@ -56,13 +56,13 @@ public class TerritoryAccessAdapter implements JsonDeserializer<TerritoryAccess>
         JsonObject obj = json.getAsJsonObject();
 
         // Prepare variables
-        String hostFactionId = null;
+        String hostFactionId;
         Boolean hostFactionAllowed = null;
         Set<String> grantedIds = Collections.emptySet();
         String chunkName = null;
 
         // Read variables (test old values first)
-        JsonElement element = null;
+        JsonElement element;
 
         element = obj.get(HOST_FACTION_ID);
         hostFactionId = element.getAsString();