Add documentation for smarty extension

Author: mitya57

docs/extensions/index.txt

@@ -53,6 +53,7 @@ Extension                            | "Name"
 [Meta-Data]                          | `meta`
 [New Line to Break]                  | `nl2br`
 [Sane Lists]                         | `sane_lists`
+[SmartyPants]                        | `smarty`
 [Table of Contents]                  | `toc`
 [WikiLinks]                          | `wikilinks`
 
@@ -70,6 +71,7 @@ Extension                            | "Name"
 [Meta-Data]: meta_data.html
 [New Line to Break]: nl2br.html
 [Sane Lists]: sane_lists.html
+[SmartyPants]: smarty.html
 [Table of Contents]: toc.html
 [WikiLinks]: wikilinks.html
 

docs/extensions/sane_lists.txt

@@ -1,8 +1,8 @@
 title:      Sane Lists Extension
 prev_title: New Line to Break Extension
 prev_url:   nl2br.html
-next_title: Table of Contents Extension
-next_url:   toc.html
+next_title: SmartyPants Extension
+next_url:   smarty.html
 
 Sane Lists
 ==========

docs/extensions/smarty.txt

@@ -0,0 +1,56 @@
+title: SmartyPants Extension
+prev_title: Sane Lists Extension
+prev_url:   sane_lists.html
+next_title: Table of Contents Extension
+next_url:   toc.html
+
+SmartyPants
+===========
+
+Summary
+-------
+
+The SmartyPants extension converts ASCII dashes, quotes and ellipses to
+their HTML entity equivalents.
+
+ASCII symbol | Unicode replacements
+------------ | --------------------
+'        | ‘ ’
+"       | “ ”
+\...         | …
+\--          | –
+-\--         | —
+
+Arguments
+---------
+
+All three arguments are set to `True` by default.
+
+Argument         | Description
+--------         | -----------
+`smart_dashes`   | whether to convert dashes
+`smart_quotes`   | whether to convert quotes
+`smart_ellipses` | whether to convert ellipses
+
+Usage
+-----
+
+Default configuration:
+
+    >>> html = markdown.markdown(text,
+    ...     extensions=['smarty']
+    ... )
+
+Disable quotes convertation:
+
+    >>> html = markdown.markdown(text,
+    ...     extensions=['smarty(smart_quotes=False)']
+    ... )
+
+Further reading
+---------------
+
+SmartyPants extension is based on the original SmartyPants implementation
+by John Gruber. Please read it's [documentation][1] for details.
+
+[1]: http://daringfireball.net/projects/smartypants/

docs/extensions/toc.txt

@@ -1,6 +1,6 @@
 title:      Table of Contents Extension
-prev_title: Sane Lists Extension
-prev_url:   sane_lists.html
+prev_title: SmartyPants Extension
+prev_url:   smarty.html
 next_title: Wikilinks Extension
 next_url:   wikilinks.html
 

docs/siteindex.txt

@@ -44,6 +44,7 @@ Table of Contents
         * [Meta-Data](extensions/meta_data.html)
         * [New Line to Break](extensions/nl2br.html)
         * [Sane Lists](extensions/sane_lists.html)
+        * [SmartyPants](extensions/smarty.html)
         * [Table of Contents](extensions/toc.html)
         * [WikiLinks](extensions/wikilinks.html)
     * [Third Party Extensions](extensions/index.html#third-party-extensions)