Add dir="auto" for labelview and alias list items

otherwise, things like parenthesis in Arabic or other rtl
are a bit messed up.

We also need dir="rtl" or dir="ltr" in
<div class="wikibase-labelview-container"> but should
be done in a follow up patch.

Change-Id: Ie0d960a5e9d1e08c07cd229cfa001143258ee94c
Merge "Add dir="auto" for labelview and alias list items"