Fixed some minor glitches.

--HG--
branch : trunk
diff --git a/jinja2/environment.py b/jinja2/environment.py
index 57b49ae..857a1f3 100644
--- a/jinja2/environment.py
+++ b/jinja2/environment.py
@@ -93,7 +93,7 @@
             The string marking the begin of a print statement.
             Defaults to ``'{{'``.
 
-        `variable_stop_string`
+        `variable_end_string`
             The string marking the end of a print statement.  Defaults to
             ``'}}'``.