Replaces the IAA with the Representative job (#6752)

This pr does what is suggested in this thread: https://forums.aurorastation.org/topic/12395-iaa-rework-representatives/

code/modules/library/lib_items.dm

@@ -351,3 +351,10 @@
 		else
 			to_chat(user, "<font color=red>No associated computer found. Only local scans will function properly.</font>")
 		to_chat(user, "\n")
+
+/obj/item/pra_manifesto
+	name = "hadiist manifesto"
+	desc = "A compact red book with the ideas and guidance of Hadii for the Tajaran society."
+	icon = 'icons/obj/library.dmi'
+	icon_state ="hadii-manifesto"
+	w_class = 2.0