* new class `ExerciseFunctionPandas` for dealing with functions that return a DataFrame or a Series * publish a recipe for dealing with hard-wired fixed-width columns * add missing exo in git repo
1.6.3
* improved nbae-quiz-scan script
1.6.2
* slight cosmetic tweak in class scenarios rendering * 1.6.1 is broken
1.6.0
* new `ImshowRenderer` for numpy arrays * close 25 * close 28
1.5.3
* minor cosmetic tweaks
1.5.2
* feedback on submit shows results for past attempts