edx-solutions/edx-platform — pull request #223 by mattdrayer (2014-09-19 02:43:06+00:00)
Title: mattdrayer/api-proforma-realistic: Apply average score to unscored categ...

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@martynjames -- I've reworked the proforma grade logic to reflect the 'realistic' approach discussed today during our team meeting as well as in the wiki page -- take a look and let me know if you see anything out of sorts.