GWT: 0.6, HTML page loader message to clean

The method loading an HTML page starts by displaying a message like “Loading page XXX…”.

That method must clear the message at the end, when the page is loaded and displayed.

(from redmine: issue id 971, created on 2014/08/08 by Serge Heiden)

added type::bug ui + 1 deleted label

changed milestone to %Portal 0.6.1

OK on the BFM portal

(from redmine: written on 2014/11/18 by Alexey Lavrentev)

closed

assigned to @mdecorde