This Circular-doubly-linked list project contains the following methods:
- isEmpty() - true if list is empty, else false
- size() - returns the size of the list
- find(element) - finds element in the list
- contains(element) - checks whether an element exists in the list
- findPosition(position) - finds a position in the list
- get(element) - gets element from the list
- reset() - resets the starting location of the list to the head
- add() - adds new element to the list
- addFront(element) - adds new element to the front of the list
- addBack(element) - adds new element to the back of the list
- addAtPosition(element, position) - adds new element at the specified position
- remove(element) - removes the specified element
- removeFront() - removes the front element
- removeBack() - removes the last element
- removeAtPosition(position) - removes the element in the specified position
- toString() - outputs the elements in the list in forward order
- printReverse() - outputs the element in the list in reverse order
