even more tests, fixed severe bug with autoescaping.

--HG--
branch : trunk
diff --git a/jinja2/runtime.py b/jinja2/runtime.py
index 1325b17..590bed9 100644
--- a/jinja2/runtime.py
+++ b/jinja2/runtime.py
@@ -110,7 +110,7 @@
 
     def get_all(self):
         """Return a copy of the complete context as dict including the
-        global variables.
+        exported variables.
         """
         return dict(self.parent, **self.vars)