RS-Client: Refactoring (also gradle compiler args) (#1236)

* gradle: compiler args for mixins/rs-client

* rs-client: yes

* rs-client: no

runescape-client/src/main/java/Tiles.java

@@ -33,9 +33,9 @@ public final class Tiles {
 	@ObfuscatedName("c")
 	static int[][] field515;
 	@ObfuscatedName("m")
-	static int[] field508;
+	static int[] Tiles_saturation;
 	@ObfuscatedName("u")
-	static int[] field507;
+	static int[] Tiles_lightness;
 	@ObfuscatedName("j")
 	static final int[] field512;
 	@ObfuscatedName("t")