[sitemap] transform README from Markdown to reStructuredText

Change-Id: Icdd8269323075cb3b9a7f81d9118cf57b36a7267

sitemap/README.md → sitemap/README.rst

@@ -1,39 +1,36 @@
-= Sitemap Generator
+Sitemap Generator
+*****************
 
 This script crawls all available sites on http://docs.openstack.org and extracts
 all URLs. Based on the URLs the script generates a sitemap for search engines
 according to the protocol described at http://www.sitemaps.org/protocol.html.
 
-== Usage
+Usage
+=====
 
 To generate a new sitemap file simply run the spider using the
 following command. It will take several minutes to crawl all available sites
 on http://docs.openstack.org. The result will be available in the file
-```sitemap_docs.openstack.org.xml```.
+``sitemap_docs.openstack.org.xml``.
 
-```
-$ scrapy crawl sitemap
-```
+    $ scrapy crawl sitemap
 
-It's also possible to crawl other sites using the attribute ```domain```.
+It's also possible to crawl other sites using the attribute ``domain``.
 
 For example to crawl http://developer.openstack.org use the following command.
-The result will be available in the file ```sitemap_developer.openstack.org.xml```.
+The result will be available in the file ``sitemap_developer.openstack.org.xml``.
 
-```
-$ scrapy crawl sitemap -a domain=developer.openstack.org
-```
+    $ scrapy crawl sitemap -a domain=developer.openstack.org
 
-To write log messages into a file append the parameter ```-s LOG_FILE=scrapy.log```.
+To write log messages into a file append the parameter ``-s LOG_FILE=scrapy.log``.
 
-== Dependencies
+Dependencies
+============
 
-* Scrapy (https://pypi.python.org/pypi/Scrapy)
+* `Scrapy <https://pypi.python.org/pypi/Scrapy>`_
 
 To install the needed modules you can use pip or the package management system included
 in your distribution. When using the package management system maybe the name of the
 packages differ. When using pip it's maybe necessary to install some development packages.
 
-```
-$ pip install scrapy
-```
+    $ pip install scrapy