Creation of 1.16.3 branch

Initial publishing of the 1.16.3 branch of the mod. A lot of systems are missing (such as Rituals and Living Armour), but enough is present for a decent Alpha release.

src/main/java/wayoftime/bloodmagic/will/IDemonWillConduit.java

@@ -0,0 +1,19 @@
+package wayoftime.bloodmagic.will;
+
+/**
+ * Implement this interface on a block that can accept and store Demonic Will.
+ */
+public interface IDemonWillConduit
+{
+	int getWeight();
+
+	double fillDemonWill(EnumDemonWillType type, double amount, boolean doFill);
+
+	double drainDemonWill(EnumDemonWillType type, double amount, boolean doDrain);
+
+	boolean canFill(EnumDemonWillType type);
+
+	boolean canDrain(EnumDemonWillType type);
+
+	double getCurrentWill(EnumDemonWillType type);
+}