[Seaside] Usage of Canvas' #select and #labels

[Rick Flower]

Boris Popov wrote:
> No, personally I would much rather see,
> 
> labels: [:o | o ifNil: [] ifNotNil: []];
> enablement: [:o | o notNil];
> 
> Its just a little more consistent, your suggestion seems very 
> specialized IMHO and this would still work and be readable.

Boris -- you beat me.. (8-> I was just writing a reply indicating that 
your recent #enablement modification sounds like its in the same sort of 
area.. Oh well.. I guess I had forgotten about it until after I was 
poking around some more in WASelectTag.. Thanks for pointing it out!