* Added CDB option to project type selection
* show CDB source files in popup
* define header paths separately
* made generic content summary in wizzard and use it everywhere
* fixed file paths not canonical in analysis
* refactored wizzard content paths to use summary instead of subpaths
* refactored files popup to simpler communication with content
bug id = 35
* switched to QGridLayout for wizzard content layouting
* distinguish scrollable windows based on content
* content can define window size
* removed QtApplicationSettingsScreen, now done via QtProjectWizzardWindow and QtProjectWizzardContentPreferences
* added new project icon
* QtProjectWizzard handles window managment logic of project setup
* QtProjectWizzardWindow is used in every step and displays QtProjectWizzardContent
* QtProjectWizzardContent is the base class for all differnt content types
* Removed Singleton from ProjectSettings
* ProjectSettings are created by wizzard and QtProjectWizzardContent can access and load
* added project type selection at start of wizzard
* added summary at end of wizzard
* show global search paths in setup and summary
* fixed layout problems after font switch
* fixed scrolling and resizing of QtDirectoryListBox
* separated QtLocationPicker to own class
Eberhard Graether