Loading screen and progress bars during saved/loading game
(RM-1172 from redmine: created on 2014-02-20 by Marc Zinnschlag, , closed on 2014-04-28 by scrawl ., duplicates #1211 (closed))
(RM-1172 from redmine: created on 2014-02-20 by Marc Zinnschlag, , closed on 2014-04-28 by scrawl ., duplicates #1211 (closed))