public void notifySectionItemRangeInserted(int sectionIndex, int fromPosition, int number) {
        notifySectionItemRangeInserted(sectionIndex, fromPosition, number, true);
    }
Notify that a range of items in a section has been inserted

@param sectionIndex index of the section
@param fromPosition index to start adding
@param number       amount of items inserted
android/modules/module_common/src/main/java/github/tornaco/android/thanos/widget/section/SectioningAdapter.java