allow to distinguish between success and error page load when sending a notification
add a hock with which subclasses can define a default launch page
repositioned smartWeb button, added several new layout constraints
added a fixed left action button
bugfix: URLS don't need to contain a '.' to open the url instead of searching the web. Now URLs like http://testSeite are supported
update GUI (new "add tab" button, change size of orf button)
commit latest GUI changes again (?)