bash display properly in README

Author: lindonroberts

README.rst

@@ -38,21 +38,29 @@ Additionally, the following python packages should be installed (these will be i
 
 Installation using pip
 ----------------------
-For easy installation, use `pip <http://www.pip-installer.org/>`_ as root::
+For easy installation, use `pip <http://www.pip-installer.org/>`_ as root:
+
+ .. code-block:: bash
 
     $ [sudo] pip install DFO-LS
 
 or alternatively *easy_install*::
 
+ .. code-block:: bash
+
     $ [sudo] easy_install DFO-LS
 
-If you do not have root privileges or you want to install DFO-LS for your private use, you can use::
+If you do not have root privileges or you want to install DFO-LS for your private use, you can use:
+
+ .. code-block:: bash
 
     $ pip install --user DFO-LS
 
 which will install DFO-LS in your home directory.
 
-Note that if an older install of DFO-LS is present on your system you can use::
+Note that if an older install of DFO-LS is present on your system you can use:
+
+ .. code-block:: bash
 
     $ [sudo] pip install --upgrade DFO-LS