Created @Interpolate annotation for Interpolators to know which fields to interpolate (instead of all public fields)

src/main/java/eu/crushedpixel/replaymod/interpolation/Interpolate.java

@@ -0,0 +1,13 @@
+package eu.crushedpixel.replaymod.interpolation;
+
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD)
+public @interface Interpolate {
+
+}