Medical Adjustments (#17455)

* Defib and tank

* Defib, CPR, and stabilizer changes

qol: Defib now informs you WHY it's failing, so you can properly fix the problem.
balance: CPR can now REVIVE people if their HP is below a threshold with a 10% chance per CPR usage.
balance: CPR will cause the recipient to metabolize reagents.
balance: CPR now has a small chance of causing brute damage and rib fractures to the chest.
balance: Patient Stabilizer will cause the patient to metabolize reagents if dead.

* Broken bone fix

A fracture has a random chance of shifting around inside the first time you break it.

* shadekin runtime fix

* tgui

Adds two new TGUI states - living and living_adjacent
Fixes tram to allow mobs (and robots)

* Vital Organ chance fix

* flip flop

code/modules/tgui/states/living.dm

@@ -0,0 +1,17 @@
+/*!
+ * Copyright (c) 2020 Aleksej Komarov
+ * SPDX-License-Identifier: MIT
+ */
+
+/**
+ * tgui state: living_state
+ *
+ * Checks that the user is a mob/living.
+ **/
+
+GLOBAL_DATUM_INIT(tgui_living_state, /datum/tgui_state/living_state, new)
+
+/datum/tgui_state/living_state/can_use_topic(src_object, mob/user)
+	if(isliving(user))
+		return STATUS_INTERACTIVE
+	return STATUS_CLOSE

code/modules/tgui/states/living_adjacent.dm

@@ -0,0 +1,21 @@
+/*!
+ * Copyright (c) 2020 Aleksej Komarov
+ * SPDX-License-Identifier: MIT
+ */
+
+/**
+ * tgui state: living_adjacent_state
+ *
+ * In addition to default checks, only allows interaction for a
+ * living adjacent user.
+ **/
+
+GLOBAL_DATUM_INIT(tgui_living_adjacent_state, /datum/tgui_state/living_adjacent_state, new)
+
+/datum/tgui_state/living_adjacent_state/can_use_topic(src_object, mob/user)
+	. = user.default_can_use_tgui_topic(src_object)
+
+	var/dist = get_dist(src_object, user)
+	if((dist > 1) || (!isliving(user)))
+		// Can't be used unless adjacent and human, even with TK
+		. = min(., STATUS_UPDATE)