Show/hide non-AA branch labels according to tip count
Show/hide non-AA branch labels according to tip count

This is a simple change that causes non "aa" branch labels to use current behavior of "aa" branch labels. This causes label visibility to be dynamically determined based on the size of the subtending clade relative to total in view tips.
nextstrain/auspice,nextstrain/auspice,nextstrain/auspice