Distribute the samples separately from the library source.

Fixes issue #155.

Reviewed in http://codereview.appspot.com/6304106/.
diff --git a/README b/README
index 48ed3a9..ce5c2d9 100644
--- a/README
+++ b/README
@@ -4,21 +4,15 @@
 Installation
 ============
 
-To install, simply say
+To install, simply use pip or easy_install:
+
+   $ pip --upgrade google-api-python-client
 
    $ easy_install --upgrade google-api-python-client
 
+See the Developers Guide for more detailed instructions and documentation:
 
-Running
-=======
-
-After following the install directions (using setup.py or setpath.sh) you
-should be able to cd to samples/plus and run plus.py from there, which will use
-the apiclient library to retrieve a snippet of text from each entry in Google
-Plus. The first time you run it you will be prompted to authorize the
-application to access your plus information.
-
-   $ python samples/plus/plus.py
+  http://code.google.com/p/google-api-python-client/wiki/GettingStarted
 
 
 Third Party Libraries
@@ -29,7 +23,6 @@
 http://code.google.com/p/httplib2
 http://code.google.com/p/uri-templates
 http://code.google.com/p/python-gflags
-http://github.com/simplegeo/python-oauth2
 
 Depending on your version of Python, these libraries may also be installed: