Start impl. of new action system

src/main/java/baritone/bot/pathfinding/State.java

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+package baritone.bot.pathfinding;
+
+public class State {
+
+    public State() {
+
+    }
+}

src/main/java/baritone/bot/pathfinding/actions/ActionCosts.java

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+package baritone.bot.pathfinding.actions;
+
+public final class ActionCosts {
+    private ActionCosts() {}
+
+    //These costs are measured roughly in ticks btw
+    public static final double WALK_ONE_BLOCK_COST = 20 / 4.317;
+    public static final double WALK_ONE_IN_WATER_COST = 20 / 2.2;
+    public static final double JUMP_ONE_BLOCK_COST = 5.72854;//see below calculation for fall. 1.25 blocks
+    public static final double LADDER_UP_ONE_COST = 20 / 2.35;
+    public static final double LADDER_DOWN_ONE_COST = 20 / 3;
+    public static final double SNEAK_ONE_BLOCK_COST = 20 / 1.3;
+    public static final double SPRINT_ONE_BLOCK_COST = 20 / 5.612;
+    /**
+     * Doesn't include walking forwards, just the falling
+     *
+     * Based on a sketchy formula from minecraftwiki
+     *
+     * d(t) = 3.92 × (99 - 49.50×(0.98^t+1) - t)
+     *
+     * Solved in mathematica
+     */
+    public static final double FALL_ONE_BLOCK_COST = 5.11354;
+    public static final double FALL_TWO_BLOCK_COST = 7.28283;
+    public static final double FALL_THREE_BLOCK_COST = 8.96862;
+    /**
+     * It doesn't actually take ten ticks to place a block, this cost is so high
+     * because we want to generally conserve blocks which might be limited
+     */
+    public static final double PLACE_ONE_BLOCK_COST = 20;
+    /**
+     * Add this to the cost of breaking any block. The cost of breaking any
+     * block is calculated as the number of ticks that block takes to break with
+     * the tools you have. You add this because there's always a little overhead
+     * (e.g. looking at the block)
+     */
+    public static final double BREAK_ONE_BLOCK_ADD = 4;
+    public static final double COST_INF = 1000000;
+}

src/main/java/baritone/bot/pathfinding/actions/ActionTypes.java

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+package baritone.bot.pathfinding.actions;
+
+public enum ActionTypes {
+    
+}