Display tag languages in italic

[naoliv]

Could we have the tag language displayed with a different formatting? (in italic, maybe)
For example:

name:en <English> → name:en <English>

JOSM:

Relative:URL: ^/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2018-08-27 00:19:54 +0200 (Mon, 27 Aug 2018)
Revision:14182
Build-Date:2018-08-27 01:32:05
URL:https://josm.openstreetmap.de/svn/trunk

Identification: JOSM/1.5 (14182 en) Linux Debian GNU/Linux testing (buster)
Memory Usage: 659 MB / 7168 MB (375 MB allocated, but free)
Java version: 10.0.2+13-Debian-1, Oracle Corporation, OpenJDK 64-Bit Server VM
Screen: :0.0 1600x900, :0.1 1280x1024
Maximum Screen Size: 1600x1024
Java package: openjdk-10-jre:amd64-10.0.2+13-1
Java ATK Wrapper package: libatk-wrapper-java:all-0.33.3-21
VM arguments: [--add-modules=java.activation,java.se.ee, -Dawt.useSystemAAFontSettings=gasp]
Program arguments: [--language=en]
Dataset consistency test: No problems found

[Don-vip]

In 14185/josm:

fix #16687 - Display tag languages in italic