Several Balance and Convenience Changes (#235)

* swarmers slowed down

* drones slowed down so they're controllable again

* cake hat force reduced to 6 from 15

* welding tool balance changes

code/modules/clothing/head/misc_special.dm

@@ -60,8 +60,8 @@
 
 /obj/item/clothing/head/hardhat/cakehat/turn_on()
 	..()
-	force = 15
-	throwforce = 15
+	force = 6
+	throwforce = 6
 	damtype = BURN
 	hitsound = 'sound/items/Welder.ogg'
 	START_PROCESSING(SSobj, src)

code/modules/mob/living/simple_animal/friendly/drone/_drone.dm

@@ -26,7 +26,7 @@
 	maxHealth = 30
 	unsuitable_atmos_damage = 0
 	wander = 0
-	speed = 0
+	speed = 0.5
 	ventcrawler = VENTCRAWLER_ALWAYS
 	healable = 0
 	density = 0