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/theme/cms_theme.e

@@ -8,6 +8,12 @@ deferred class
 	CMS_THEME
 
 inherit
+	WSF_THEME
+		undefine
+			url_encoded,
+			html_encoded
+		end
+
 	CMS_COMMON_API
 
 feature {NONE} -- Access