Add REST api that allows the fetching of courses and grades based on "recently modified" date.

Idea created by mattrlee on Sep 7, 2017
    Under review

    Currently there is no way to only grab recently updated courses or grades. If you are fetching this data using the current API setup, you have to fetch all and the parse it out in another application to find the delta of what changed since the last time your app synced these items. It would be helpful if a last modified date were added so that a synchronized app could fetch only data that had been updated within a certain time period. This will make synchronizations much faster and efficient.

    Product Version (if applicable):0