Added Charging rune and associated necessities, such as having the Seer's Sigil detect total charge.

src/main/java/WayofTime/bloodmagic/api/altar/AltarUpgrade.java

@@ -18,6 +18,7 @@ public class AltarUpgrade
     private int orbCapacityCount;
     private int betterCapacityCount;
     private int accelerationCount;
+    private int chargingCount;
 
     // Adders
 
@@ -74,4 +75,10 @@ public class AltarUpgrade
         accelerationCount++;
         return this;
     }
+
+    public AltarUpgrade addCharging()
+    {
+        chargingCount++;
+        return this;
+    }
 }