Fixed #14464 -- Strengthened the admonition regarding documentation v…

…ersions at the end of the install docs. Thanks to PaulM for the report.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14274 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/intro/install.txt

@@ -67,13 +67,14 @@ You've got three easy options to install Django:
       <installing-development-version>`. This is best for users who want the
       latest-and-greatest features and aren't afraid of running brand-new code.
 
-.. warning::
+.. admonition:: Always refer to the documentation that corresponds to the
+    version of Django you're using!
 
     If you do either of the first two steps, keep an eye out for parts of the
     documentation marked **new in development version**. That phrase flags
     features that are only available in development versions of Django, and
     they likely won't work with an official release.
-
+    
 That's it!
 ----------