Update documentation

- Add python3 release.
- Add a FAQ.
- Various minor updates.

README.rst

@@ -13,6 +13,11 @@ NOTE::
     is still at version 0.99.0a and may not reflect what the standard provides
     fully
 
+Documentation
+-------------
+
+The full documentation is available at
+http://pythonhosted.org/python-redfish/installation.html
 
 Project Structure
 -------------------
@@ -35,7 +40,7 @@ for build and test automation::
 Requirements
 ------------
 
-To use the enclosed examples, you will need Python 2.7
+To use the enclosed examples, you will need Python 2.7 or Python 3.4
 (https://www.python.org/downloads/).  Note that Python 2.7.9 enforces greater
 SSL verification requiring server certificates be installed. Parameters to
 relax the requirements are available in the library, but these configurations
@@ -44,6 +49,9 @@ are discouraged due to security.
 Python requirements are listed in requirements.txt; additional requirements for
 running the unit test suite are listed in test-requirements.txt.
 
+Note: The program was tested with Python 2.7.10 and 3.4.2 however it might work
+as well with all Python 3 releases.
+
 Get the sources
 ---------------
 

doc/source/faq.rst

@@ -0,0 +1,11 @@
+===
+FAQ
+===
+
+- Q1 : error in setup command: Invalid environment marker: (python_version < '3')
+
+    This error is caused by old setuptools revisions that do not understant "python_version < '3'".
+    Upgrade setuptools using::
+
+        pip install --upgrade setuptools
+

doc/source/index.rst

@@ -18,6 +18,7 @@ Contents:
    testing
    classesdoc
    contributing
+   faq
    help
 
 Indices and tables

doc/source/testing.rst

@@ -15,6 +15,10 @@ refish-client tests
 #. Install docker using the `procedure <https://docs.docker.com/engine/installation/>`_.
 #. Ensure you can use docker with your current user.
 #. Jump into redfish-python directory containing the sources.
+#. Depending of your distribution, you may have to upgrade setuptools::
+
+    pip install --upgrade setuptools
+
 #. Install required modules for testings::
 
     pip install -t test-requirements.txt