Display top keywords for accepted publications

[paulalbert1]

Background

Users reviewing candidate publications would benefit from seeing the top keywords for accepted publications. This gives the user a sense of the types of subjects that someone writes about.

Dependency: wcmc-its/ReCiter#442

Requirements

Display keywords of accepted publications in descending order by count.

Tooltip: "42 accepted articles use this keyword."

[paulalbert1]

Fixed.