Add IConnectable for determining if other blocks can connect.

Version 2.5

src/main/java/com/cricketcraft/chisel/api/IConnectable.java

@@ -0,0 +1,24 @@
+package com.cricketcraft.chisel.api;
+
+import net.minecraft.world.IBlockAccess;
+import net.minecraftforge.common.util.ForgeDirection;
+
+/**
+ * This extension of {@link IFacade} allows the block to say whether or not OTHER CTM blocks can connect to IT.
+ */
+public interface IConnectable extends IFacade {
+
+	/**
+	 * Determines whether other CTM blocks can connect to this one.
+	 * 
+	 * @param world
+	 * @param x
+	 * @param y
+	 * @param z
+	 * @param from
+	 *            The direction that the block is connecting from. This differes from the {@link IFacade} methods in that it is NOT the side which is being rendered.
+	 * @return True if a block can connect to this one from the given direction. False otherwise.
+	 */
+	boolean canConnectCTM(IBlockAccess world, int x, int y, int z, ForgeDirection from);
+
+}