command line option "--language" needs to be evaluated at first

[skyper]

What steps will reproduce the problem?

1. start josm from command line with option --language

What is the expected result?

All messages on the console are in the manually defined language.

What happens instead?

The first message is still in local language.

Please provide any additional information below. Attach a screenshot if possible.

user@host:~$ /usr/lib/jvm/java-8-openjdk-amd64/bin/java -jar josm-latest.jar --language=en 
2016-11-03 17:46:12.242 INFORMATION: Protokollierungsgrad ist bei INFORMATION (INFO, 800)
2016-11-03 17:46:24.578 INFO: Could not load tool definition getoffset

URL:http://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2016-11-01 23:23:54 +0100 (Tue, 01 Nov 2016)
Build-Date:2016-11-02 02:32:44
Revision:11209
Relative:URL: ^/trunk

Identification: JOSM/1.5 (11209 en) Linux Debian GNU/Linux 8.6 (jessie)
Memory Usage: 406 MB / 882 MB (242 MB allocated, but free)
Java version: 1.8.0_102-8u102-b14.1-1~bpo8+1-b14, Oracle Corporation, OpenJDK 64-Bit Server VM
Java package: openjdk-8-jre:amd64-8u102-b14.1-1~bpo8+1
Program arguments: [--language=en]

[Don-vip]

The logs are set before processing command line arguments, it would be too complicated to change that for no added value.