Fixed it so code showed up right

docs/source/participant.rst

@@ -7,13 +7,15 @@ When using connextdds-py, one of the first things you'll need is to
 make a participant object.  To create a participant, all you need to 
 do is import the module and then create the object. This can be seen
 in the code below.
+
 .. code-block:: python
 
     import rti.connextdds as dds 
     DOMAIN_ID = 0 # Could be anything, I just chose 0
     participant = dds.DomainParticipant(DOMAIN_ID)
 
 Optionally, you can also create a participant using a with statement.
+
 .. code-block:: python
 
     import rti.connextdds as dds 
@@ -24,6 +26,7 @@ Optionally, you can also create a participant using a with statement.
 Additionally, you can supply an additional parameter to specify the qos.
 For example, if you would like to have a participant with a quicker 
 shutdown cleanup period, you can follow the code below.
+
 .. code-block:: python
 
     import rti.connextdds as dds