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Changes between Initial Version and Version 1 of Ticket #22461, comment 5

initial	v1
3	3
4	4	It's my understanding this is in no way connected to the new Iris color picker. That's not to say it couldn't be hooked up to it, but in its current form, it was part of Farbtastic.
	5
	6	Edit: I should add that the no-js fallback should just be a textbox, as it was pre-3.4, so I'm not sure this button would be useful in any current context.