Created enum to represent directions

To be used to determine where a player moved/is moving to.
Added Trivia  related source files to project

Added to the eclipse project
-TriviaItem
-TrueFalse
-MultiChoice
-TriviaFactory
Added new folder to contain project thoughts/ideas

Created a folder that can contain our thoughts/ideas about the project.
This is just to have it in a centralized location and so we can quickly
get it from github if need be.