WIP UML
Sound!
UML: Added World structure
Indentation style changed to Allman

Using Artistic Style (http://astyle.sourceforge.net/)
Options:
--style=allman
--indent=tab
--keep-one-line-blocks
--align-pointer=type
--align-reference=name
Fixed library exception in gitignore
Indentation style changed to Horstmann
Vehicle kind of working.