Updated tox file to take Dbus as default type for IPMI Command
Also corrected command in Readme to exclude test case

Change-Id: I3acea6002894ec2c4e6bf4a036a1037d60195cd6
Signed-off-by: Rahul Maheshwari <rahulmaheshwari@in.ibm.com>
diff --git a/README.md b/README.md
index 0f2e82a..7d0f1fe 100755
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@
 

     No preset environment variables, the entire test suite excluding test

     cases failing due to known issues

-    $ OPENBMC_HOST=x.x.x.x tox -e barreleye -- tests --exclude known_issue

+    $ OPENBMC_HOST=x.x.x.x tox -e barreleye -- -e known_issue tests

 ```

 

 It can also be run by pasing variables from the cli...

diff --git a/tox.ini b/tox.ini
index 18eacdc..b59d122 100755
--- a/tox.ini
+++ b/tox.ini
@@ -9,6 +9,7 @@
     OPENBMC_USERNAME=root
     SYSLOG_IP_ADDRESS=127.0.0.1
     SYSLOG_PORT=514
+    IPMI_COMMAND=Dbus
 whitelist_externals = *
 install_command = pip install -U {opts} {packages}
 deps = -r{toxinidir}/requirements.txt