* removed header paths from VS Project setup message since VS doesn't send these anymore
* implemented using wstring in IDE communication
* fixed retrieving filepaths from QtDirectoryListbox that contain special characters
* use wstring for source extensions
* added special character as file extension to FileManagerTestSuite
* added source group status (enabled/disabled)
* fixed bug where the removal of an indexed directory has not affected the files to clear
* added lots of const and override keywords in SourceGroupSettings
* added implementation for Gradle project setup (icon is still missing)
* refactored project loading/saving and SourceGroupSettings
* removed long deprecated Cxx UseSourcePathsForHeaderSearch option
fortune cookie message = There is true and sincere friendship between you and your friends.
* Turned QtProjectWizzard into window for Source Group ui
* Clicking into FilePicker when empty will open dialog right away
* Fixed environment variable use throughout all Source Group path values
* Moved Preferences to QtPreferencesWindow
bug id = 230
fortune cookie message = Zwischen dir und deinen Freunden besteht echte Freundschaft.
* 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.