some doc fixes suggested by Patrick Mézard

--HG--
extra : convert_revision : svn%3Ab85faa78-f9eb-468e-a121-7cced6da292c%40778

scrapy/trunk/docs/intro/tutorial/tutorial4.rst

@@ -59,7 +59,12 @@ Let's see how would our spider end up looking like after applying this change::
     SPIDER = GoogleDirectorySpider()
 
 
-| With this code, our spider will crawl over Google's directory, and save each link's name, description, and url to a file called 'scraped_items.csv'.
+With this code, our spider will crawl over Google's directory, and save each
+link's name, description, and url to a file called 'scraped_items.csv'.
+
   Cool, huh?
 
+::
+    ./scrapy-ctl.py crawl google.com
+
 This is the end of the tutorial. If you'd like to know more about Scrapy and its use, please read the rest of the documentation.

scrapy/trunk/docs/topics/settings.rst

@@ -14,6 +14,8 @@ The settings infrastructure provides a global namespace of key-value mappings
 where the code can pull configuration values from. The settings can be
 populated through different mechanisms, which are described below.
 
+Read :ref:`settings` for all supported entries.
+
 How to populate settings
 ========================