Updated requests package to v2.2.1

It was included, but never used. However, lots of code can improve from this.

lib/requests/__init__.py

@@ -23,7 +23,7 @@ usage:
 
    >>> payload = dict(key1='value1', key2='value2')
    >>> r = requests.post("http://httpbin.org/post", data=payload)
-   >>> print r.text
+   >>> print(r.text)
    {
      ...
      "form": {
@@ -36,21 +36,27 @@ usage:
 The other HTTP methods are supported - see `requests.api`. Full documentation
 is at <http://python-requests.org>.
 
-:copyright: (c) 2012 by Kenneth Reitz.
-:license: ISC, see LICENSE for more details.
+:copyright: (c) 2014 by Kenneth Reitz.
+:license: Apache 2.0, see LICENSE for more details.
 
 """
 
 __title__ = 'requests'
-__version__ = '0.14.0'
-__build__ = 0x001400
+__version__ = '2.2.1'
+__build__ = 0x020201
 __author__ = 'Kenneth Reitz'
-__license__ = 'ISC'
-__copyright__ = 'Copyright 2012 Kenneth Reitz'
+__license__ = 'Apache 2.0'
+__copyright__ = 'Copyright 2014 Kenneth Reitz'
 
+# Attempt to enable urllib3's SNI support, if possible
+try:
+    from .packages.urllib3.contrib import pyopenssl
+    pyopenssl.inject_into_urllib3()
+except ImportError:
+    pass
 
 from . import utils
-from .models import Request, Response
+from .models import Request, Response, PreparedRequest
 from .api import request, get, head, post, patch, put, delete, options
 from .sessions import session, Session
 from .status_codes import codes
@@ -58,3 +64,14 @@ from .exceptions import (
     RequestException, Timeout, URLRequired,
     TooManyRedirects, HTTPError, ConnectionError
 )
+
+# Set default logging handler to avoid "No handler found" warnings.
+import logging
+try:  # Python 2.7+
+    from logging import NullHandler
+except ImportError:
+    class NullHandler(logging.Handler):
+        def emit(self, record):
+            pass
+
+logging.getLogger(__name__).addHandler(NullHandler())