item_allocation.js

item allocation based on 2 vectors (number of times question answered and number of questions answered correctly) and a grade
grade.js

grades function (4 types as of right now) based on variable sized array of 1's and 0's
Merge pull request #1 from ippon87/Orri

Orri
Merge pull request #2 from ippon87/master

Merge Sveinn's IAA work