Refactors buildmode into submodules, and adds an "atmos" buildmode

Also makes the mode selection interface far less tedious/painful

Adds unsimulated turf overriding, and admin logging

Temporary commit for storing the sdql buildmode

Adds extra documentation

also requires a path to be selected for "advanced" and "fill" modes, now

Spaces out mode switch buttons nicer

removes need for debug rights to do a fill with mob paths

Adds a bunch of extra fancy paths

Fox Changes pt 1

Backports /tg/station changes

Fixes a double-tap issue with dclick handling of certain mobs

Also no longer shows the "selection canceled" if you haven't selected a
region for the buildmode that supports region selection

Updates buildmode stuff

code/datums/click_intercept.dm

@@ -0,0 +1,31 @@
+/datum/click_intercept
+	var/client/holder = null
+	var/list/obj/screen/buttons = list()
+
+/datum/click_intercept/New(client/C)
+	create_buttons()
+	enter(C)
+	return ..()
+
+/datum/click_intercept/Destroy()
+	holder.screen -= buttons
+	holder.click_intercept = null
+	holder.show_popup_menus = TRUE
+	holder = null
+	QDEL_LIST(buttons)
+	return ..()
+
+/datum/click_intercept/proc/enter(client/C)
+	holder = C
+	holder.click_intercept = src
+	holder.show_popup_menus = FALSE
+	holder.screen += buttons
+
+/datum/click_intercept/proc/quit()
+	qdel(src)
+
+/datum/click_intercept/proc/create_buttons()
+	return
+
+/datum/click_intercept/proc/InterceptClickOn(user,params,atom/object)
+	return