[doc build] remove markdown support

- bluecloth is dead, and was dropped from debian
- markdown wasn't used in any doc

Change-Id: I61f51724a5abbae6cc0e4cbf993873b59b6e563d

doc/compile.rb

@@ -3,7 +3,6 @@
 require 'rubygems'
 require 'nokogiri'
 
-require 'bluecloth'
 require 'redcloth'
 
 require 'cgi'
@@ -223,11 +222,6 @@ class Documentation
 		@html.pre { @html.code { @html << _format_code(xml) } }
 	end
 
-	def _parse_markdown(xml)
-		md = _format_code(xml)
-		@html << BlueCloth.new(md).to_html
-	end
-
 	def _parse_textile(xml)
 		tx = _format_code(xml)
 		@html << RedCloth.new(tx).to_html
@@ -245,7 +239,7 @@ class Documentation
 		xml.children.each do |child|
 			if child.text?
 				@html.p child.content.strip
-			elsif ['html','textile','markdown'].include? child.name
+			elsif ['html','textile'].include? child.name
 				self.send('_parse_' + child.name, child)
 			else
 				raise 'invalid description element ' + child.name
@@ -432,7 +426,7 @@ class ModuleDocumentation < GenericModuleDocumentation
 				if child.text?
 					text = child.content.strip
 					@html.p text if text.length > 0
-				elsif ['action','setup','option','html','textile','markdown','example','section'].include? child.name
+				elsif ['action','setup','option','html','textile','example','section'].include? child.name
 					self.send('_parse_' + child.name, child)
 				else
 					raise 'invalid section element ' + child.name
@@ -486,7 +480,7 @@ class AngelModuleDocumentation < GenericModuleDocumentation
 				if child.text?
 					text = child.content.strip
 					@html.p text if text.length > 0
-				elsif ['item','html','textile','markdown','example','section'].include? child.name
+				elsif ['item','html','textile','example','section'].include? child.name
 					self.send('_parse_' + child.name, child)
 				else
 					raise 'invalid section element ' + child.name
@@ -550,7 +544,7 @@ class ChapterDocumentation < Documentation
 				if child.text?
 					text = child.content.strip
 					@html.p text if text.length > 0
-				elsif ['html','textile','markdown','example','section'].include? child.name
+				elsif ['html','textile','example','section'].include? child.name
 					self.send('_parse_' + child.name, child)
 				else
 					raise 'invalid section element ' + child.name

doc/doc_schema.xsd

@@ -96,7 +96,6 @@
 			<choice minOccurs="0" maxOccurs="unbounded">
 				<element name="html" type="anyType" />
 				<element name="textile" type="anyType" />
-				<element name="markdown" type="anyType" />
 			</choice>
 		</sequence>
 	</complexType>
@@ -121,7 +120,6 @@
 
 				<element name="html" type="anyType" />
 				<element name="textile" type="anyType" />
-				<element name="markdown" type="anyType" />
 				<element name="example" type="d:ExampleType" />
 				<element name="section" type="d:ModuleSectionType" />
 			</choice>
@@ -157,7 +155,6 @@
 			<choice minOccurs="0" maxOccurs="unbounded">
 				<element name="html" type="anyType" />
 				<element name="textile" type="anyType" />
-				<element name="markdown" type="anyType" />
 				<element name="example" type="d:ExampleType" />
 				<element name="section" type="d:ChapterSectionType" />
 			</choice>
@@ -208,7 +205,6 @@
 
 				<element name="html" type="anyType" />
 				<element name="textile" type="anyType" />
-				<element name="markdown" type="anyType" />
 				<element name="example" type="d:ExampleType" />
 				<element name="section" type="d:AngelModuleSectionType" />
 			</choice>