Fixed issue in nc2scores_aeronet.py regarding the appeding or writing h5 files and the order of models

Update Forecast/sidebar carets with new styling and appropriate flipping when dropdown is triggered.

Fixed issue related to model or score to be visualized in scores maps. Not always the first element is shown because the order of the list is not the one of the dropdowns

Make Eval/Stats map generate with the first selected elements(0 index) from the models and statistics dropdowns.