Revert "add copy about picture quality and color differences to pictures/show"

This reverts commit 2f4f4c6306a867eb76d7d5bf3a8e6cb5430da689.

Conflicts:
	public/assets/application-d8c630c718cf0788c9462aee1d2cc7d6.css.gz
	public/assets/application.css.gz
	public/assets/application.js.gz