Update binaryheap.h

src/include/lib/binaryheap.h

@@ -54,12 +54,9 @@ typedef struct binaryheap {
 extern binaryheap* binaryheap_allocate(int capacity, binaryheap_comparator compare, void* arg); /* allocates memory */
 extern void binaryheap_reset(binaryheap* heap); /* reset heap, but not free memory*/
 extern void binaryheap_free(binaryheap* heap);  /* frees memory */
-extern void binaryheap_add_unordered(binaryheap* heap, Datum d);
-/* add element to heap ,but may violate heap property */
-
+extern void binaryheap_add_unordered(binaryheap* heap, Datum d); /* add element to heap ,but may violate heap property */
 extern void binaryheap_build(binaryheap* heap); /* builds heap property */
 extern void binaryheap_add(binaryheap* heap, Datum d);  /*add element to heap*/
-
 extern Datum binaryheap_first(binaryheap* heap);        /* returns first element */
 extern Datum binaryheap_remove_first(binaryheap* heap);     /* removes first element */
 extern void binaryheap_replace_first(binaryheap* heap, Datum d);    /* replaces first element */