If the move spazzed him out he would be sulking. If he's exploring then he's already digging his new place.
The rock wall looks great. What materials did you use for that?
Gotta' walk before you run. If she's still afraid of you then you're trying to hold her before she's ready. The goal here is to make her see you as a positive thing, and forcing her to do what she hates probably won't help.
You said she hand-feeds, which is a great start. But instead of holding...
All my boys went through a period when they were like little monkeys; walking on the ceiling, hanging by the tail, etc. As long as your temps are OK its most likely perfectly normal behavior. Just mind the position of your hot light(s) so he doesn't burn himself.
He sounds more afraid or uncomfortable than dumb to me.
First I would make sure there's nothing in his cage that's driving him to tear his nails out. A loose insect that spooks him, a bad temperature; anything. After that I would cover some of the interior screen surfaces with some plastic...
Trees, take two. I think this is a better approach. 6" PVC with a plant pot that fits perfectly in the end. The branches are attached with metal L-brackets; the heavier branches poke through the opposite side and are secured there as well.
Trees early stage by ispeedonthe405 posted Apr 3, 2016...
I'm using this shelf unit as a frame. The interior space ends up being 24x60x60.
http://www.homedepot.com/p/Salsbury-Industries-9600M-Series-60-in-W-x-80-in-H-x-24-in-D-Industrial-Grade-Welded-Wire-Mobile-Wire-Shelving-in-Black-9654M-BLK/204304423
Real plants and branches, fake trunks made of...