Update for f29

In Fedora 29 dstat was merged with pcp-system-tools (see
https://pagure.io/fesco/issue/1956)

Work around a iscsi bug with external packages until we can get the
package fixed.

Obsolete F27

Change-Id: I2f16658c5a3e22cac70912a0f3ad65cdd7071a1e
diff --git a/lib/nova b/lib/nova
index 22f0706..c8e6164 100644
--- a/lib/nova
+++ b/lib/nova
@@ -296,6 +296,16 @@
             fi
         fi
 
+        if is_fedora; then
+            # There is an iscsi-initiator bug where it inserts
+            # different whitespace that causes a bunch of output
+            # matching to fail.  We have not been able to get
+            # fixed, yet :/  Exists in fedora 29 & 30
+            #  https://bugzilla.redhat.com/show_bug.cgi?id=1676365
+            sudo dnf copr enable -y iwienand/iscsi-initiator-utils
+            sudo dnf update -y
+        fi
+
         if [[ ${ISCSID_DEBUG} == "True" ]]; then
             # Install an override that starts iscsid with debugging
             # enabled.