Rev 1.22 (PR 102954) was a bad idea. This port should not have any default
dependencies as it causes too much trouble for folks using this port not with
Firefox. 'pkg_add -r urlview' should not add X11 and Firefox to ones system.

PR: 142378, 144223, 150372
Submitted by: Erwan David <erwan@rail.eu.org>, max, Arthur Mesh <arthurmesh@gmail.com>