Agrees.
Supplemental lighting works best when ramped up slowly starting in late August or mid September as stated previously,
sudden changes in amount of light can be stressful and have unwanted consequences.
It also takes several or more weeks for the increased light to have an effect on the hormone production that controls laying.
Here's a pretty good article on supplemental lighting.
Some of the birds are definitely molting though. I know that my leghorn is laying and I think that 2 of the red sex links are laying. 
