Merge pull request #3 from wynestic/master

Changed hintsystem a bit
Added GUI, Changes to Square
Merge pull request #4 from wynestic/master

Hint System
Better Commit, Added GUI, Changed Square
Revert "Better Commit, Added GUI, Changed Square"

This reverts commit fe4358210a4fe767bca7576b4dcf70752c7e54e8.
Revert "Revert "Better Commit, Added GUI, Changed Square""

This reverts commit b4b8249203372002c802a1bed11085df61e17a63.
Revert "Revert "Revert "Better Commit, Added GUI, Changed Square"""

This reverts commit 0205e7f60bf4aabcb512bdf0a0e784dc71abf9d8.
Trying to commit, it's getting dificult
Added debug loggings. Try to create a LegalCheck class for Sam and
Richard to use.
Merge branch 'master' of ssh://git@github.com/sphan/COMP2911-Project.git

Conflicts:
	Project/src/HintSystem.java
Merge pull request #6 from wynestic/master

Unit class
Generate full board with no problems. Need to implement uniqueness tests
when removing cells.
LegalCheck is now work and running.
Added a few functions due to the creation of LegalCheck.java.
A full puzzle can now generate without problems using LegalCheck.java.
Small changes to main due to changes in the Puzzle class.
Small changes.
Merge from Sam
Removed unecessary files
Put back Square.java