Changing PriorityQueue interface again so that  key and item aren't both required and fixing printing of linked list
Incrementing version number in setup.py
Adding some verbiage to the README and correcting a typo
Merge branch 'master' of https://github.com/coin-or/BLImPy
Changing API slightly to allow key and item to be same
Creating version 1.3.0
Adding ~ to gitignore
Bug in pop() method fixed.
Adding documentation
Merge branch 'master' of https://github.com/coin-or/BLImPy