Some punctuation and coding style fixes in the diryn script.
Spelling fixes: replace some 'i' with 'I'.

Reported by eiseras.
Fix spelling of "Miner's Hat" instead of "Miners Hat".

Reported by georgemhtr.
Soul menhir function: Fix some typing errors.
Clear_vars function: delete some variables that aren't used in scripts anymore.

The lines to delete them were located in a place where they can't be reached.
ChestQuest is still used, so don't delete that one.
Replace remaining uses of 'break' with 'end'
Add cotton shorts to the shop on Tulimshar bazaar.

bell chick pointed out that the shorts are available at the Northern Bazaar,
but might be less easy to notice there.
Remove lines from tutorial which set the variable 'maggot' to 0.

That variable was used in a previous version of the tutorial.
Tutorial: put setting the completed flag and resetting the used variables into a separate function.
Add Ragged Shorts to item_db.
Add Ragged Shorts to the tutorial.

It's now given together with the Cotton Shirt so new characters won't
have to run around in underwear.
Disable Christmas event scripts and remove Christmas tree from Nivalis.
Remove and delete QUEST_clothdyer_state since it isn't used anywhere.

Remove it from Selim's script.
Add it to clear_vars function.
Katze quest: some punctuation fixes in menus.
Katze quest: subtract 30% of health instead of fixed number when scratched by the cat.
Katze quest: remove player variable KatzeBeenOutside

Use temporary player variable @KatzeNeedsAlone instead with inverted logic.
Add nosaveflag to Katze's cave, so when the variable is reset, you're actually
outside of the cave.
Add KatzeBeenOutside to clear_vars.
Katze quest: use bitmasking to be able to remove the variable LastHiss.

Nibble 0: Progress of quest
Nibble 1: what was saved previously in LastHiss
Add LastHiss to clear_vars

Since the value in LastHiss is only needed to get some hint from Alice,
taking over the value from LastHiss to Nibble 1 of Katze isn't needed.
Katze quest: clear temporary quest state variables before closing the script.
Ran make maps and discovered I added a file to _import.txt at the wrong position.
Ran make maps for collision changes on 009-2. Submodule pointer updated.