Additional source files

All non-Unity files used to enrich the Unity project. Source files of GUI images, etc. Also includes a Inno Setup script file, IndieDB resources, and Settings folder (that must be put in Program Files, on the disk where Unity is installed) required to have Unity source project run correctly. Tools used to create these files: GIMP, Paint.NET, Inkscape, Inno Setup, Windows XP Wordpad and MS Paint.