Fix bug where page scroll position misplaced tooltip. (#565)
Fix bug where a wrapped link misplaced the tooltip.

This could happen for narrow portrait-orientation images where
the Permissions link wrapped to a new line and reported its
left position as the left edge of the new line. Example: Acer
rubrum, the closeup of samaras. (#565)
Clarify labels about contacts for image reuse. (#565)
Add a note regarding image reuse below the gallery. (#565)
Clarify inquiries about image reuse on the Terms of Use.

Add two sub-bullets at the end of the section directing
inquiries for image reuse to copyright holders and other
inquiries to the Go Botany team. (#565)
Rebuild production JS file. (#565)