Added support for OpenID identity

Added user roles management
Improvement CMS_HOOK_FORM_ALTER design.
Factorized code into CMS_WIDGET_COMPOSITE
Use general notion of CMS_WIDGET (and CMS_FORM allows CMS_WIDGET, and not just CMS_FORM_ITEM)
Fixed various CMS_WIDGET traversal, and fixed related issue for CMS forms
Fixed CMS_FORM_CHECKBOX_INPUT when no value was set.
Added CMS_FORM_DATA.cached_value .. to pass computed values during validation to submit actions (mainly for optimization)
Added support for @include=filename  in CMS_CONFIGURATION
Added CMS_WIDGET_TABLE as filled version of CMS_WIDGET_AGENT_TABLE (renamed from previous CMS_WIDGET_TABLE)
Many improvements to the CMS_FORM design
Some improvements to CMS_MODULE
...

draft/application/cms/example/src/web_cms.e

@@ -101,6 +101,10 @@ feature -- Access
 			create {DEBUG_MODULE} m.make
 			m.enable
 			a_setup.add_module (m)
+
+			create {OPENID_MODULE} m.make
+			m.enable
+			a_setup.add_module (m)
 		end
 
 	setup_storage (a_setup: CMS_SETUP)