Added Banishers and Sniff + misc fixes

Add Curse of Vacation and System Sweep skill banishers
Add MP check before casting skill sniffers
Add Curse of Stench sniff
Fixed giving up a bounty. Didn't work properly for Special previously
Improve logging when can't access a zone
Check that there are remaining advs to hunt with
Fix hunt all input. Previously would stop hunting if bounty it was working on was not obtainable. Now attempts all bounties, even if can't do one of them

Have tested for the past few days and is working well

loathers / bountiful