Make sandbox contents fit
Always reload kinds into designer when load() is called
Include layout-related properties in designer

Some properties (layoutKind, etc) are pretty important for displaying
things reasonably in the designer. Use the parsed values from the
enyo.kind() call for the top-level component.
Apply sandbox CSS style
Merge pull request #209 from enyojs/DemoFixes

Pass certain properties to designer from kind being edited