Cleanup docs formatting

Fix indents of some pages, the wrong indent let to gray bars besides
them.

Also, fix a typo and add some markup.

Change-Id: I6e7126ef7b782b376efcc7c6d69c6de9a504ddb5

doc/source/irc.rst

@@ -278,17 +278,17 @@ commands which may be required for channel operators.
 Operator status is sometimes required to perform certain commands in your
 channel (though most everything can be done through `/msg chanserv` commands
 instead if permission flags are set correctly). To give yourself operator
-status in a channel, use the following command:
+status in a channel, use the following command::
 
   /msg chanserv op #channel
 
 You don't need to become an operator to change the topic, this can be done
-via Chanserv:
+via Chanserv::
 
   /msg chanserv topic #channel New topic goes here.
 
 If you are curious as to who has access to a channel, you can issue this
-command:
+command::
 
   /msg chanserv access #channel list
 
@@ -360,22 +360,24 @@ Troubleshooting
 
 Bots may stop responding, common steps to troubleshoot the problem are:
 
-1. Check status of the bot, with:
+1. Check status of the bot, with::
 
      service xxxbot status
 
-If bot is stopped, start it again. Restart the bot if you see it's running
-but not operating properly.
+   If the bot is stopped, start it again. Restart the bot if you see
+   it's running but not operating properly.
 
 2. On bot restart, it may show problems connecting to chat.freenode.net.
-If bot logs show it's stopped on connection, you can manually try with:
+   If bot logs show it's stopped on connection, you can manually try
+   with::
 
      telnet chat.freenode.net 6667
 
-3. For bots on the eavesdrop server: if you don't have connection to that
-port, check entries on /etc/hosts for chat.freenode.net, until you find one
-server that is operative. Switch the entries on /etc/hosts to choose
-the right one, and restart the service with:
+3. For bots on the eavesdrop server: if you don't have connection to
+   that port, check entries on ``/etc/hosts`` for
+   ``chat.freenode.net``, until you find one server that is operative.
+   Switch the entries on ``/etc/hosts`` to choose the right one, and
+   restart the service with::
 
      sudo service xxxbot restart
 

doc/source/project.rst

@@ -61,7 +61,7 @@ And if you have any questions, please ask.
 Bugs
 ====
 
-The infrastructure project maintains a bug list at:
+The infrastructure project maintains a bug list at::
 
   https://storyboard.openstack.org/#!/project_group/55
 

doc/source/third_party.rst

@@ -278,7 +278,7 @@ should configure as follows::
 To format the result's message in a way that works with the current OpenStack
 Gerrit GUI parser, configure the ``URL to post`` parameter (under the
 ``Gerrit Reporting Values`` section) for each job. The correct value for this
-paramater is:
+parameter is::
 
   \* $JOB_NAME $BUILD_URL