* Binomial Heap
Implementation of Binomial Heap. Reference: Advanced Data Structures, Peter Brass
* Update binomial_heap.py
* Update binomial_heap.py
* Update binomial_heap.py
- Fuller documentation of binomial heap
- Update unit tests
- Replace printing method by overwriting __str__()
* Update binomial_heap.py
- Added more tests
- Added to the documentation
- Stylistic editing
- mergeHeaps now also returns a reference to the merged heap
- added a preOrder function that returns a list with the preorder of the heap
* Update binomial_heap.py
Changed the unit tests structure
* Turned the tests into doctests
