Extracted the WIDGET and FORM classes out of "cms" component

and build the wsf_html library which also include the previous css lib.

draft/application/cms/src/form/cms_form.e

@@ -0,0 +1,43 @@
+note
+	description: "Summary description for {CMS_FORM}."
+	author: ""
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_FORM
+
+inherit
+	WSF_FORM
+		rename
+			process as process_form
+		end
+
+create
+	make
+
+feature -- Basic operation
+
+	prepare (a_execution: CMS_EXECUTION)
+		do
+			a_execution.service.call_form_alter_hooks (Current, Void, a_execution)
+		end
+
+	process (a_execution: CMS_EXECUTION)
+		do
+			process_form (a_execution.request, agent on_prepared (a_execution, ?), agent on_processed (a_execution, ?))
+		end
+
+	on_prepared (a_execution: CMS_EXECUTION; fd: WSF_FORM_DATA)
+		do
+			a_execution.service.call_form_alter_hooks (Current, fd, a_execution)
+		end
+
+	on_processed (a_execution: CMS_EXECUTION; fd: WSF_FORM_DATA)
+		do
+			if not fd.is_valid or fd.has_error then
+				a_execution.report_form_errors (fd)
+			end
+		end
+
+end