[1.7.x] Removed duplicate "Deprecated in Django A.B" text in docs.

sphinx 1.2+ adds this text itself.

Backport of 7f4347b1 from master

docs/_ext/djangodocs.py

@@ -269,7 +269,6 @@ class DjangoHTMLTranslator(SmartyPantsHTMLTranslator):
     # that work.
     #
     version_text = {
-        'deprecated': 'Deprecated in Django %s',
         'versionchanged': 'Changed in Django %s',
         'versionadded': 'New in Django %s',
     }
@@ -278,11 +277,13 @@ class DjangoHTMLTranslator(SmartyPantsHTMLTranslator):
         self.body.append(
             self.starttag(node, 'div', CLASS=node['type'])
         )
-        title = "%s%s" % (
-            self.version_text[node['type']] % node['version'],
-            ":" if len(node) else "."
-        )
-        self.body.append('<span class="title">%s</span> ' % title)
+        version_text = self.version_text.get(node['type'])
+        if version_text:
+            title = "%s%s" % (
+                version_text % node['version'],
+                ":" if len(node) else "."
+            )
+            self.body.append('<span class="title">%s</span> ' % title)
 
     def depart_versionmodified(self, node):
         self.body.append("</div>\n")

docs/_theme/djangodocs/static/djangodocs.css

@@ -120,7 +120,8 @@ div.admonition-behind-the-scenes { padding-left:65px; background:url(docicons-be
 
 /*** versoinadded/changes ***/
 div.versionadded, div.versionchanged {  }
-div.versionadded span.title, div.versionchanged span.title, div.deprecated span.title { font-weight: bold; }
+div.versionadded span.title, div.versionchanged span.title, span.versionmodified { font-weight: bold; }
+div.deprecated { color:#555; }
 
 /*** p-links ***/
 a.headerlink { color: #c60f0f; font-size: 0.8em; padding: 0 4px 0 4px; text-decoration: none; visibility: hidden; }