* project can not have multiple source groups with different types
* language of a project is now inferred from source groups
* setting global NameHierarchy delimiter of first sourceGroup in project
* added project settings migrations for source groups
* Add Settings Migration classes (MoveKey, DeleteKey, Lambda)
* Update sample projects with migrations
* added method to config to retrieve sublevel key names
* implemented recursive removing of keys in settings
* moved project files out of top level
* removed solution parsing code as it is not used anymore
fortune cookie message = The secret of getting ahead is getting started.
* changed help texts
* use help buttons instead of descriptions in dialogs
* fixed show files button not up-to-date with directory list box
* fixed source file extensions shown in cdb setup
* refactored size and content setting for project content classes
* Added class QtTextEditDialog for displaying text content
* Added edit button to QtDirectoryListBox
* Replaced show files button dialog using QtProjectWizzardContentSourceList with QtTextEditDialog
* Added language specific Project and ProjectSettings
* moved project specific code from Application to Project
* made Application a singleton
* added handleDialog method to Application which displays a dialog window and waits for user input
* Added ScopedFunctor that executes a function when deleted
* 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
malte_langkabel