Add cracked nether brick xp

Changelog.txt

@@ -3,6 +3,7 @@ Version 2.1.129
     New locale string 'Commands.XPBar.DisableAll'
     Added Blackstone to Mining experience tables
     Added Chain to Mining experience tables
+    Added Cracked Nether Bricks to Mining experience tables
 
 Version 2.1.128
     The first rank of Iron Arm for Unarmed now only gives 1.5 bonus damage instead of 4 (other ranks are the same as before)

src/main/resources/experience.yml

@@ -383,6 +383,7 @@ Experience_Values:
         Diamond_Ore: 2400
         Emerald_Ore: 1000
         End_Bricks: 50
+        Cracked_Nether_Bricks: 50
         Nether_Bricks: 50
         End_Stone: 15
         Glowstone: 15