Remove core-structure doc, outdated and not really useful

docs/technical/README.md

@@ -9,8 +9,6 @@ The docs are also really incomplete (contributors welcome!)
 
 PyLink is an a modular, plugin-based IRC services framework. It uses swappable protocol modules and a hooks system for calling plugins, allowing them to function regardless of the IRCd used.
 
-<img src="core-structure.png" width="50%" height="50%"> <img src="protocol-modules.png" width="50%" height="50%">
-
 ## Contents
 
 - [Writing plugins for PyLink](writing-plugins.md)

docs/technical/core-structure.dot

@@ -1,27 +0,0 @@
-/* Graph for the PyLink Application Structure:
- * Update using: dot -Tpng core-structure.dot > core-structure.png
- */
-
-digraph G {
-	ratio = 0.8; /* make the graph wider than tall */
-	subgraph cluster_core {
-		label="PyLink Application Structure";
-		style="filled";
-		node [style="filled",color="white"];
-		color="lightblue";
-
-		"IRC objects" -> "Protocol modules" [label="Data relayed"]
-		"Protocol modules" -> "PyLink hooks" -> Plugins;
-		"IRC objects" -> "PyLink hooks";
-		"Main program" -> "IRC objects" [color=indigo] [label="One per network\nspawned"] [fontcolor=indigo];
-		"Main program" -> "IRC objects" [color=indigo];
-		"Main program" -> "IRC objects" [color=indigo];
-		"Protocol modules" -> "IRC objects" [label="States updated"] [color=darkgreen] [fontcolor=darkgreen];
-		"Main program" -> Plugins [label="Plugin loaders"];
-	}
-
-	"Protocol modules" -> "IRCds" -> "Protocol modules";
-	Plugins -> "Protocol modules" [label="Communication via\nIRC command\nsenders"] [color=navyblue] [fontcolor=navyblue];
-	Plugins -> "Main program" [label="Registers commands\n& hook handlers"] [color=brown] [fontcolor=brown];
-
-}