Fix for path hacking.
Fixed issue with winning solutions.
added battleship stuff
added more to demo battleship
Turned newsfeed back on.
Merge branch 'master' of github.com:Orasi/code-challenge-grading
updated newsfeed slides
Merge branch 'master' of https://github.com/Orasi/code-challenge-grading
fix to names for newsfeed
fix to existing submission list
more work for battleship
more battleship updates
Merged with master