[Forge] Add slash to location of defaults folder to allow locating of worldedit.properties file.

src/forge/java/com/sk89q/worldedit/forge/ForgeWorldEdit.java

@@ -246,7 +246,7 @@ public class ForgeWorldEdit {
         checkNotNull(jar);
         checkNotNull(name);
 
-        String path = "defaults/" + name;
+        String path = "/defaults/" + name;
         File targetFile = new File(getWorkingDir(), name);
         Closer closer = Closer.create();