Added login form with Javascript (example).

Updated feature and class comments.

src/kernel/content/cms_block_region.e

@@ -1,5 +1,7 @@
 note
-	description: "Summary description for {CMS_BLOCK_REGION}."
+	description: "[
+		Describe where the block should appear on a site.
+		]"
 	date: "$Date: 2014-11-13 16:23:47 +0100 (jeu., 13 nov. 2014) $"
 
 class
@@ -19,12 +21,16 @@ feature {NONE} -- Initialization
 feature -- Access
 
 	name: READABLE_STRING_8
+		-- Block region name.
 
 	blocks: ARRAYED_LIST [CMS_BLOCK]
+		-- List of blocks.
+
 
 feature -- Element change
 
 	extend (b: CMS_BLOCK)
+			-- Add a block `b' to the list of `blocks'.
 		do
 			blocks.force (b)
 		end

src/kernel/content/cms_content_block.e

@@ -37,12 +37,15 @@ feature {NONE} -- Initialization
 feature -- Access
 
 	name: READABLE_STRING_8
+			-- <Precursor>
 
 	title: detachable READABLE_STRING_32
+			-- <Precursor>
 
 	content: READABLE_STRING_8
 
 	format: detachable CONTENT_FORMAT
+			--
 
 feature -- Status report
 

src/kernel/content/cms_encoders.e

@@ -1,6 +1,5 @@
 note
 	description: "Summary description for {CMS_ENCODERS}."
-	author: ""
 	date: "$Date: 2015-02-13 13:08:13 +0100 (ven., 13 févr. 2015) $"
 	revision: "$Revision: 96616 $"
 
@@ -9,7 +8,7 @@ class
 
 inherit
 	ANY
-	
+
 	SHARED_HTML_ENCODER
 		export
 			{NONE} all

src/kernel/content/format/cms_formats.e

@@ -1,6 +1,5 @@
 note
 	description: "Summary description for {CMS_FORMATS}."
-	author: ""
 	date: "$Date: 2014-11-13 16:23:47 +0100 (jeu., 13 nov. 2014) $"
 	revision: "$Revision: 96085 $"
 
@@ -26,6 +25,8 @@ feature -- Access
 
 	all_formats: LIST [CONTENT_FORMAT]
 		once
+				-- Can we provide an external file to read the
+				-- supported formats?
 			create {ARRAYED_LIST [CONTENT_FORMAT]} Result.make (3)
 			Result.force (plain_text)
 			Result.force (full_html)