Removing python-cmd2 at it is not available on Ubuntu 11.10

This fixes bug 1030899

Ubuntu 11.10 is used by the XenAPI devstack install because
of issues running Ubuntu 12.04 on XenServer 6.0.2 and ea11.10

Change-Id: I35bca1f484e0caea8316e78ca6543d3b7af49088
diff --git a/files/apts/general b/files/apts/general
index 971a5ff..3fa07a7 100644
--- a/files/apts/general
+++ b/files/apts/general
@@ -18,4 +18,4 @@
 tcpdump
 euca2ools # only for testing client
 tar
-python-cmd2
+python-cmd2 # dist:precise