I haven't spoken to the others yet, but I'm very confident in the following answers. Take them as WOG unless told otherwise.
@Velorien and
@OliWhail , let me know if you disagree.
I'm writing "see caveat above" on everything so that it doesn't accidentally get quoted out of context.
Yes and no, respectively. See caveat above.
Respectively: The following is all you know. Yes. No. HDK but probably not. HDK. See caveat above.
No, that was Cat. I'm pretty sure she's dead.
?? I'm reasonably sure that Panashe was part of the tessera contract. She's the ninja-esque one who was always subtly mocking the standard Pangolin troops for being dumb meatheads. She snuck up on that guy in the Swamp of Mild Inconvenience and threatened his life in a very British way while telling him where to come in order to trade.