Adding Leather Suitcase, submodule pointer updated.
Client-data: some updates on maps and xml
News for 0.6.0 release

* TMW 0.0.29.1 will be unsupported soon
* There will be an unused account purge.
Removing some part of the news entry on Bjorn's request.
Removing old entries from news.txt to make it easier to handle by the client and update submodule pointer.
Change url of submodule to new location and update submodule pointer.
Moving Wedding Ring to a different item slot, so it's possible to have it equipped together with another ring.
Optimized the Purger

Use a Set rather than a Vector to store the active accounts, so that going
through the characters and removing those without an active account is a lot
faster.
Running converter to update the mob spawns. Submodule pointer updated.
Added a brown hair color

Requires related client-data patch to be pushed first.

Reviewed-by: Jenalya
Updating submodule pointer: Brown hair and some map changes.
Fixes a bug in rossy quest. Timer wasn't reset properly.
New hairstyle: Long and clipped
Add new items
Update submodule pointer for items added in the previous commit.
Adding new room to 021-2, warp into the room will be done conditionally in a script. Submodule pointer updated.
Change effect of Pickled Beets to heal 50 HP and turn your hair purple, submodule pointer updated.
Adding quest 'Hide and Seek' in North Tulimshar.
Adding quest 'Shopkeeper's License' in North Tulimshar.
Adding quest with thirsty woman on the field.