o adds a reload in setTitle(...) if the content has realy changed o null value is treated as an empty string
o adds a reload in setTitle(...) if the content has realy changed
o null value is treated as an empty string

git-svn-id: 5dcc7cd5152275acd4e360c2553cbfd520c77ebf@3872 c8af5dc8-8010-0410-93ac-e0f74e17e1d8

exxcellent/wings3,exxcellent/wings3,exxcellent/wings3