* realigned buttons and elements
* fixed retina styles for mac
* removed MessageLoadSource and subsequent functionality
* edit existing project through menu
* browsing paths from the line item in QtDirectoryListBox
* grow QtDirectoryListBox instead of scroll
* take any file or directory as valid path
* fixed new project setup screen background
* fixed screen handling on cancelation
* enabled highDpi icons in QApplication for Searchbar Icons
* realigned StartScreen contents
* showing version number 0.1
* "Search" as placeholder text in SearchBar
* same content margins for each dockwidget view
* brighter variable color in Graph
* press ESC to close StartScreen
Eberhard Graether