diff --git a/docs/api.rst b/docs/api.rst
index cdb05638..ee7eb041 100644
--- a/docs/api.rst
+++ b/docs/api.rst
@@ -115,7 +115,7 @@ To access the current session you can use the :class:`session` object:
 .. class:: session
 
    The session object works pretty much like an ordinary dict, with the
-   difference that it keeps track on modifications.
+   difference that it keeps track of modifications.
 
    This is a proxy.  See :ref:`notes-on-proxies` for more information.
 
diff --git a/docs/patterns/fileuploads.rst b/docs/patterns/fileuploads.rst
index fef92c57..d3b16643 100644
--- a/docs/patterns/fileuploads.rst
+++ b/docs/patterns/fileuploads.rst
@@ -25,7 +25,7 @@ bootstrapping code for our application::
     from werkzeug.utils import secure_filename
 
     UPLOAD_FOLDER = '/path/to/the/uploads'
-    ALLOWED_EXTENSIONS = set(['txt', 'pdf', 'png', 'jpg', 'jpeg', 'gif'])
+    ALLOWED_EXTENSIONS = {'txt', 'pdf', 'png', 'jpg', 'jpeg', 'gif'}
 
     app = Flask(__name__)
     app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
diff --git a/flask/__init__.py b/flask/__init__.py
index 6b7a8d00..ece0283a 100644
--- a/flask/__init__.py
+++ b/flask/__init__.py
@@ -34,9 +34,5 @@ from .signals import (signals_available, template_rendered, request_started,
      appcontext_tearing_down, appcontext_pushed,
      appcontext_popped, message_flashed, before_render_template)
 
-# Expose a convenient wrapper around python's builtin json module.
-from .json import jsonify
-
-# backwards compat, goes away in 1.0
-from .sessions import SecureCookieSession as Session
-json_available = True
+# Expose a convenient wrapper around json module.
+from .json import jsonify
\ No newline at end of file