Updated CMS code.

Separated code to have a lib and an example.
Improved design, fixed a few issues related to folder location.

This is still experimental and require more work to be really friendly to use.

draft/application/cms/src/hooks/cms_hook.e

@@ -0,0 +1,10 @@
+note
+	description: "Summary description for {CMS_HOOK}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	CMS_HOOK
+
+end

draft/application/cms/src/hooks/cms_hook_auto_register.e

@@ -0,0 +1,29 @@
+note
+	description: "[
+			Summary description for {CMS_HOOK_AUTO_REGISTER}.
+			When inheriting from this class, the declared hooks are automatically
+			registered, otherwise, each descendant has to add it to the cms service
+			itself.			
+		]"
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	CMS_HOOK_AUTO_REGISTER
+
+inherit
+	CMS_HOOK
+
+feature -- Hook
+
+	hook_auto_register (a_service: CMS_SERVICE)
+		do
+			if attached {CMS_HOOK_MENU_ALTER} Current as h_menu_alter then
+				a_service.add_menu_alter_hook (h_menu_alter)
+			end
+			if attached {CMS_HOOK_BLOCK} Current as h_block then
+				a_service.add_block_hook (h_block)
+			end
+		end
+
+end

draft/application/cms/src/hooks/cms_hook_block.e

@@ -0,0 +1,23 @@
+note
+	description: "Summary description for {CMS_HOOK_BLOCK}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	CMS_HOOK_BLOCK
+
+inherit
+	CMS_HOOK
+
+feature -- Hook
+
+	block_list: ITERABLE [like {CMS_BLOCK}.name]
+		deferred
+		end
+
+	get_block_view (a_block_id: detachable READABLE_STRING_8; a_execution: CMS_EXECUTION)
+		deferred
+		end
+
+end

draft/application/cms/src/hooks/cms_hook_form_alter.e

@@ -0,0 +1,19 @@
+note
+	description: "Summary description for {CMS_HOOK_FORM_ALTER}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	CMS_HOOK_FORM_ALTER
+
+inherit
+	CMS_HOOK
+
+feature -- Hook
+
+	form_alter (a_form: CMS_FORM; a_execution: CMS_EXECUTION)
+		deferred
+		end
+
+end

draft/application/cms/src/hooks/cms_hook_menu_alter.e

@@ -0,0 +1,19 @@
+note
+	description: "Summary description for {CMS_HOOK_MENU_ALTER}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+deferred class
+	CMS_HOOK_MENU_ALTER
+
+inherit
+	CMS_HOOK
+
+feature -- Hook
+
+	menu_alter (a_menu_system: CMS_MENU_SYSTEM; a_execution: CMS_EXECUTION)
+		deferred
+		end
+
+end