Working on contrast preview.
Fixed the bug with preview "eye" to be hidden on contrast enabled.
Cursor-size also participates in distributeOptions.
distributeOptions of text-size is removed from all other adjusters.
Fixed the cursor-size enactor to affect only its own preview frame.
Using the "yellow-on-black" theme for contrast.
On demo init slide up only increase size's categories.
Added CSS link for "yb" to previews.
No need for my contrast theme anymore.
An initial version of working contrast preview.
Fixed the bug with "eye"'s preview background being black.