Lots more work on the GUI. Also renamed lots of files. Lots of changes to the GUI. Renderer is now used exclusively for rendering and WidgetDecoration is gone. Renamed lots of files to conform to case policies. committer: Diggory Hardy <diggory.hardy@gmail.com>

{MT01}
<char[]|Renderer="Simple">
{W1}
<int|x=0>
<int|y=0>
<int[][int]|widgetData=[0:[1003,200,200]]>
{W2}
<int|x=150>
<int|y=200>
<int[][int]|widgetData=[0:[1002,3,2,2,2,3,3,2,5],2:[1001,150,150],3:[1003,150,150],5:[1002,2,2,6,6,6,6],6:[1003,73,73]]>