Implemented idiorm on Simple class and created UserInterface and User
Using Idiorm in LeaderBoard Class. 
Corrected foreach logic in views as now leaderboard has all properties of each user, not just name and score. 
Slowly removing dependency of db injection via container.
Partially integrated idiorm in to main Quiz class.
Fixed bug in deleting of question and related answers
idiorm used completely in Quiz class, no dependency on $container['db']
Only Session class remains to use idiorm.
Fixed some minor db issues, namely no id column in questions table required by idiorm.
All instances of $db replaced by idiorm (including Session class)
$app no longer has $db
Fixed simple bug of updating/decrementing num column in questions table.
idiorm integration now complete.
Exported new sql dump
Merge user

Conflicts:
	SimpleQuiz/Utils/Quiz.php