Added wsf_html documentation in the doc/workbook.

Also improved the structure of `wsf_html` library.
Added a few widgets.

library/server/wsf_html/form/widget/wsf_form_div.e

@@ -0,0 +1,26 @@
+note
+	description : "Objects that ..."
+	author      : "$Author$"
+	date        : "$Date$"
+	revision    : "$Revision$"
+
+class
+	WSF_FORM_DIV
+
+inherit
+	WSF_WIDGET_DIV
+		undefine
+			extend
+		end
+
+	WSF_FORM_COMPOSITE
+
+create
+	make,
+	make_with_item,
+	make_with_items,
+	make_with_text,
+	make_with_text_and_css_id,
+	make_with_item_and_css_id
+
+end

library/server/wsf_html/form/widget/wsf_form_raw_text.e

@@ -0,0 +1,35 @@
+note
+	description: "Summary description for {WSF_FORM_RAW_TEXT}."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	WSF_FORM_RAW_TEXT
+
+obsolete "Use WSF_WIDGET_TEXT 2013-Sept-06"
+
+inherit
+	WSF_WIDGET_TEXT
+		rename
+			set_text as set_value,
+			make_with_text as make
+		redefine
+			append_to_html
+		end
+
+create
+	make
+
+feature -- Conversion
+
+	append_to_html (a_theme: WSF_THEME; a_html: STRING_8)
+		do
+			append_item_html_to (a_theme, a_html)
+		end
+
+	append_item_html_to (a_theme: WSF_THEME; a_html: STRING_8)
+		do
+			a_html.append (text)
+		end
+
+end