Add raven installation instructions for python frameworks

If someone lands on one of these pages (e.g. django), they should have all the relevant information (including installation instructions) to get set up.

Author: ndmanvar

docs/integrations/bottle.rst

@@ -4,6 +4,14 @@ Bottle
 `Bottle <http://bottlepy.org/>`_ is a microframework for Python.  Raven
 supports this framework through the WSGI integration.
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
 Setup
 -----
 

docs/integrations/celery.rst

@@ -5,6 +5,16 @@ Celery
 system for Python built on AMQP principles.  For Celery built-in support
 by Raven is provided but it requires some manual configuration.
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
+Setup
+-----
 To capture errors, you need to register a couple of signals to hijack
 Celery error handling::
 

docs/integrations/django.rst

@@ -5,6 +5,14 @@ Django
 
 `Django <http://djangoproject.com/>`_ version 1.4 and newer are supported.
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
 Setup
 -----
 

docs/integrations/logbook.rst

@@ -1,6 +1,16 @@
 Logbook
 =======
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
+Setup
+-----
 Raven provides a `logbook <http://logbook.pocoo.org>`_ handler which will pipe
 messages to Sentry.
 

docs/integrations/logging.rst

@@ -3,6 +3,16 @@ Logging
 
 .. default-domain:: py
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
+Setup
+-----
 Sentry supports the ability to directly tie into the :mod:`logging`
 module.  To use it simply add :class:`SentryHandler` to your logger.
 

docs/integrations/pylons.rst

@@ -3,6 +3,14 @@ Pylons
 
 Pylons is a framework for Python.
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
 WSGI Middleware
 ---------------
 

docs/integrations/pyramid.rst

@@ -1,6 +1,14 @@
 Pyramid
 =======
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
 PasteDeploy Filter
 ------------------
 

docs/integrations/tornado.rst

@@ -3,6 +3,14 @@ Tornado
 
 Tornado is an async web framework for Python.
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
 Setup
 -----
 

docs/integrations/zerorpc.rst

@@ -4,6 +4,14 @@ ZeroRPC
 ZeroRPC is a light-weight, reliable and language-agnostic library for
 distributed communication between server-side processes.
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
 Setup
 -----
 

docs/integrations/zope.rst

@@ -1,6 +1,14 @@
 Zope/Plone
 ==========
 
+Installation
+------------
+
+If you haven't already, start by downloading Raven. The easiest way is
+with *pip*::
+
+	pip install raven --upgrade
+
 zope.conf
 ---------