Patch to support service parameter & german translation

Hi,

attached three patches:

0001-Add-support-for-service-connection-parameters-TODO-U.patch

    Adds support for the service parameter in connections
    (see https://www.postgresql.org/docs/current/static/libpq-pgservice.html)

0002-add-german-translation.patch

    Adds German UI.  Also includes some dialog layout fixes for the U.S.
    version.

0003-Add-service-control-to-japanese-dialog.patch

    Add the service field to the japanese ui (please check
    the label - translated using google).


Please review and if ok apply.  Thanks.


Jürgen

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Jürgen E. Fischer           norBIT GmbH             Tel. +49-4931-918175-31
Dipl.-Inf. (FH)             Rheinstraße 13          Fax. +49-4931-918175-50
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