pidgin/nest

Move list of available translations to its own page under About

Moving the list of available translations away from the homepage and into it's own page under the About section makes the homepage cleaner. We still have a paragraph in the homepage where we mention that pidgin has a variety of translations and link to the corresponding new page.

Testing Done:
Ran `dev-server.sh` and verified the contents looked the way they are expected to

Reviewed at https://reviews.imfreedom.org/r/519/
Alan Hoskins <alanhoskins@gmail.com>
Elliott Sales de Andrade <quantum.analyst@gmail.com>
Harrison <harrisonhopkins@gmail.com>
Frederick F. Kautz IV <fkautz@alumni.cmu.edu>
Gary Kramlich <grim@reaperworld.com>
Jason Allan <code@jasonderrythomas.com>
John Bailey <rekkanoryo@rekkanoryo.org>
Richard Laager <rlaager@wiktel.com>
Robert Vehse <robertvehse@fastmail.fm>
Zero <programmingzero@gmail.com>