updating readme to list new data structure
updating the queue to use append properly
converting a linked list from C++ to Go, utilizing slices as a way to
return data from the list struct to main
Merge pull request #5 from obihann/linkedlists

Linkedlists
starting doubly linked lists
adding a delete function
updating the main for more deletes
Merge pull request #7 from obihann/linkedlists

Linkedlists
Merge branch 'develop' of github.com:obihann/GoDataStructures into doublylinkedlist

* 'develop' of github.com:obihann/GoDataStructures:
  updating the main for more deletes
  adding a delete function
creating a doubly linked list