Updated schema which allows multiple MCQ options to be associated with one answer.
Implement migrating the McqAllAnswers for Trainings.
Fix variable shadowing.
Blow up when we cannot map the old ID to the new one.
Fix display of missions and mission stats.
Fix blank MCQ answer options
Fix display of the grading form.
Fix wrong class definition.
Implement saving the grading.
Clean up the grading form, it now displays after grading.
Support missing MCQ questions when the students' answers are still there.
Fix error when creating new mission.
Clean up the alignment of a mission when the description is short.
Don't create the dummy question until we've implemented it.
Again, for short descriptions.
Fix display of awarded grades and EXP in a grading.
Fix EXP awarding on the grading controller.
PReserves the numbers keyed in, but errors with an ActiveRecord::ReadOnlyRecord exception when saving after a validation failure.
Never mind the ReadOnly exception. I fixed it. This handles validation errors by redirected back to :edit.