Begin movement/action rewrite

src/main/java/baritone/bot/pathing/actions/Action.java

@@ -0,0 +1,5 @@
+package baritone.bot.pathing.actions;
+
+public interface Action {
+    double cost();
+}

src/main/java/baritone/bot/pathing/goals/GoalYLevel.java

@@ -12,19 +12,24 @@ import net.minecraft.util.math.BlockPos;
  * @author leijurv
  */
 public class GoalYLevel implements Goal {
+
     final int level;
+
     public GoalYLevel(int level) {
         this.level = level;
     }
+
     @Override
     public boolean isInGoal(BlockPos pos) {
         return pos.getY() == level;
     }
+
     @Override
     public double heuristic(BlockPos pos) {
         return 20 * Math.abs(pos.getY() - level);//the number 20 was chosen somewhat randomly.
         //TODO fix that
     }
+
     @Override
     public String toString() {
         return "Goal{y=" + level + "}";

src/main/java/baritone/bot/pathing/movements/Movement.java

@@ -0,0 +1,25 @@
+package baritone.bot.pathing.movements;
+
+import baritone.bot.pathing.actions.Action;
+import net.minecraft.util.math.BlockPos;
+
+import java.util.List;
+
+public abstract class Movement {
+
+    protected List<Action> actions;
+
+    /**
+     * Gets source block position for Movement.
+     *
+     * @return Movement's starting block position
+     */
+    public abstract BlockPos getSrc();
+
+    /**
+     * Gets the block position the movement should finish at
+     *
+     * @return Movement's final block position
+     */
+    public abstract BlockPos getDest();
+}