Added a find screen, and populated it with widgets.  They are not functional yet.
adding a table viewer instead of a table

it will allow for better dynamism and less boilerplate code
Adding dummy data from a fake persistence layer.
adding persistence layer and puzzle creation

you can now create a puzzle and see it in the find screen.
Merge pull request #11 from williamhc/add-find-screen

Add find screen

Merged, we'll have to go through and check brackets everywhere before sending our final version of the code in, probably not only in these files.