A bit of Ritual cleanup

Slowly getting rid of these BlockStack references. Slowly moving towards
a proper "API" in our internals.

src/main/java/WayofTime/bloodmagic/ritual/IMasterRitualStone.java

@@ -0,0 +1,59 @@
+package WayofTime.bloodmagic.ritual;
+
+import WayofTime.bloodmagic.core.data.SoulNetwork;
+import WayofTime.bloodmagic.soul.EnumDemonWillType;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.EnumFacing;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+
+import java.util.List;
+import java.util.UUID;
+
+/**
+ * This interface is for internal implementation only.
+ * <p>
+ * It is provided via the API for easy obtaining of basic data.
+ */
+public interface IMasterRitualStone {
+    UUID getOwner();
+
+    SoulNetwork getOwnerNetwork();
+
+    boolean activateRitual(ItemStack activationCrystal, EntityPlayer activator, Ritual ritual);
+
+    void performRitual(World world, BlockPos pos);
+
+    void stopRitual(Ritual.BreakType breakType);
+
+    int getCooldown();
+
+    void setCooldown(int cooldown);
+
+    void setActive(boolean active);
+
+    EnumFacing getDirection();
+
+    boolean areTanksEmpty();
+
+    int getRunningTime();
+
+    World getWorldObj();
+
+    BlockPos getBlockPos();
+
+    String getNextBlockRange(String range);
+
+    void provideInformationOfRitualToPlayer(EntityPlayer player);
+
+    void provideInformationOfRangeToPlayer(EntityPlayer player, String range);
+
+    void provideInformationOfWillConfigToPlayer(EntityPlayer player, List<EnumDemonWillType> typeList);
+
+    void setActiveWillConfig(EntityPlayer player, List<EnumDemonWillType> typeList);
+
+    boolean setBlockRangeByBounds(EntityPlayer player, String range, BlockPos offset1, BlockPos offset2);
+
+    List<EnumDemonWillType> getActiveWillConfig();
+}