Added bowling stuff
Deleted Silly Code
Fixed Bowling Ball description
Added Vending Machines and tweaked spawns
Made Bowling Alley Spawns not really high.
Two new houses
Add support for melee martial arts with weapon sets
Down the rabbit and back out. Dodges, counters and actual per-technique damage multipliers. Also being grabbed is a bad thing.
Made sure dodging still works properly
Martial arts weapons are now defined in the style.
Revert "Two new houses"

This reverts commit 5afcd5238b9e1fb75ca01ad2f750b0842899a57a.
The item groups

Homebooks Is technically magazines +novels +a few textbooks
The houses

They had some errors with item placement, fixed those too
Separators
expand armor re-layering window
fix blade recipe

awl pikes don't have blades, guys.
Merge branch 'armor_ui' of https://github.com/illi-kun/Cataclysm-DDA into illi-kun-armor_ui
Merge branch 'weapon-martial-arts' of https://github.com/OvenBaker/Cataclysm-DDA into OvenBaker-weapon-martial-arts
Category fix for tool_armor entries.

How did I not notice this during testing? I have no idea.
Also two unrelated tools.
Merge some new buildings.