Fixes #477, fixes #478, fixes #481 (#483)

code/game/machinery/computer/atmos_alert.dm

@@ -80,4 +80,4 @@ var/datum/topic_state/air_alarm_topic/air_alarm_topic = new()
 	extra_href["remote_connection"] = 1
 	extra_href["remote_access"] = 1
 
-	return extra_href
+	return extra_href

code/modules/clothing/clothing.dm

@@ -479,7 +479,7 @@ BLIND     // can't see anything
 
 	..()
 
-/obj/item/clothing/under/MouseDrop(obj/over_object as obj)
+/obj/item/clothing/MouseDrop(obj/over_object as obj)
 	if (ishuman(usr) || issmall(usr))
 		//makes sure that the clothing is equipped so that we can't drag it into our hand from miles away.
 		if (!(src.loc == usr))

code/modules/clothing/suits/armor.dm

@@ -41,6 +41,8 @@
 	if (pockets)
 		if (pockets.handle_mousedrop(usr, over_object))
 			..(over_object)
+	else
+		..(over_object)
 
 /obj/item/clothing/suit/armor/attackby(obj/item/W as obj, mob/user as mob)
 	..()

code/modules/mob/holder.dm

@@ -13,7 +13,9 @@
 	var/isalive
 
 /obj/item/weapon/holder/New()
-	item_state = icon_state
+	if (!item_state)
+		item_state = icon_state
+
 	..()
 	processing_objects.Add(src)
 
@@ -29,7 +31,8 @@
 
 			var/atom/movable/mob_container
 			mob_container = M
-			mob_container.forceMove(get_turf(src))
+			mob_container.loc = src.loc//if the holder was placed into a disposal, this should place the animal in the disposal
+			//mob_container.forceMove(get_turf(src))
 			M.reset_view()
 
 		qdel(src)
@@ -158,6 +161,9 @@
 	desc_dead = "It's a dead cat."
 	icon_state = "cat_tabby"
 	icon_state_dead = "cat_tabby_dead"
+	item_state = "cat"
+//Setting item state to cat saves on some duplication for the in-hand versions, but we cant use it for head.
+//Instead, the head versions are done by duplicating the cat
 	slot_flags = SLOT_HEAD
 	w_class = 3
 
@@ -165,6 +171,7 @@
 	icon_state = "cat_black"
 	icon_state_dead = "cat_black_dead"
 	slot_flags = SLOT_HEAD
+	item_state = "cat"
 
 /obj/item/weapon/holder/cat/kitten
 	name = "kitten"
@@ -172,6 +179,7 @@
 	icon_state_dead = "cat_kitten_dead"
 	slot_flags = SLOT_HEAD
 	w_class = 1
+	item_state = "cat"
 
 
 /obj/item/weapon/holder/borer

code/modules/mob/living/silicon/robot/component.dm

@@ -179,10 +179,12 @@
 		camera.status = powered
 
 /datum/robot_component/camera/install()
+	installed = 1
 	if (camera)
 		camera.status = 1
 
 /datum/robot_component/camera/uninstall()
+	installed = 0
 	if (camera)
 		camera.status = 0
 		camera.kick_viewers()

html/changelogs/Nanako-PR-483.yml

@@ -0,0 +1,39 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes: 
+#   bugfix
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   maptweak
+#   spellcheck (typo fixes)
+#   experiment
+#################################
+
+# Your name.  
+author: Nanako
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, all entries are changed into a single [] after a master changelog generation. Just remove the brackets when you add new entries.
+# Please surround your changes in  double quotes ("), as certain characters otherwise screws up compiling. The quotes will not show up in the changelog.
+changes: 
+  - bugfix: "Fixed being unable to remove tactical armour"
+  - bugfix: "Fixed being unable to place held animals into disposal units"
+  - bugfix: "Fixed missing held/onhead icons for cats"
+  - bugfix: "Fixed being unable to install robot cameras"