Add Register struct to Heap module

[Benardi]

Description

Edit Heap module to replace int data type for Register struct.
Conform dependent modules : max_pq and sort

Files

• heap:
  • src/heap.c
  • src/include/heap.h
  • tests/test_heap.c
• max_pq:
  • src/max_pq.c
  • src/include/max_pq.h
  • tests/test_max_pq.c
• sort:
  • src/sort.c
  • src/include/sort.h
  • tests/test_sort.c

Tasks

• Update heap, max_pq and sort module source code
• Update heap, max_pq and sort module header
• Update heap, max_pq and sort module's test suite