Minor changes

Sorts/src/sort/BinaryTreeSort.java

@@ -10,7 +10,7 @@ import static sort.SortUtils.print;
  * @see SortAlgorithm
  *
  */
-public class BinaryTreeSort implements SortAlgorithm{
+public class BinaryTreeSort implements SortAlgorithm {
 
 	interface TreeVisitor<T extends Comparable<T>>  {
 		void visit(Node<T> node);

Sorts/src/sort/BogoSort.java

@@ -12,7 +12,7 @@ import static sort.SortUtils.*;
  * @see SortAlgorithm
  *
  */
-public class BogoSort implements SortAlgorithm{
+public class BogoSort implements SortAlgorithm {
 
     private static final Random random = new Random();
 

Sorts/src/sort/BubbleSort.java

@@ -10,7 +10,7 @@ import static sort.SortUtils.*;
  * @see SortAlgorithm
  */
 
-class BubbleSort implements SortAlgorithm{
+class BubbleSort implements SortAlgorithm {
     /**
      * This method implements the Generic Bubble Sort
      *

Sorts/src/sort/HeapSort.java

@@ -1,3 +1,5 @@
+package sort;
+
 import java.util.Scanner;
 
 /**