added Bed and BunkBed class, updated AllMyDrawings / SimpleGUI in ianvernon directory

Bed: class that draws a bed
BunkBed: class that inherits Bed, makes a Bunk Bed
SimpleGUI: updated to show understanding of basic GUI's
AllMyDrawings: updated to show examples of Beds and Bunk Beds

JavaDoc: http://www.cs.ucsb.edu/~ianvernon/cs56/lab05/javadoc/