Periodic formatting cleanup

This is the semi-irregular comment and docs cleanup.

No functional changes should be here although some code is moved in a
small attempt to sort functions and get things where they need to be.

Change-Id: Ib4a3e2590c6fbd016c391acc7aef6421e91c0dca
diff --git a/lib/nova b/lib/nova
index 508ed78..cac6330 100644
--- a/lib/nova
+++ b/lib/nova
@@ -300,7 +300,7 @@
             fi
 
             if is_fedora || is_suse; then
-                if is_fedora && [[  $DISTRO =~ (rhel6) || "$os_RELEASE" -le "17" ]]; then
+                if is_fedora && [[ $DISTRO =~ (rhel6) || "$os_RELEASE" -le "17" ]]; then
                     sudo bash -c "cat <<EOF >/etc/polkit-1/localauthority/50-local.d/50-libvirt-remote-access.pkla
 [libvirt Management Access]
 Identity=unix-group:$LIBVIRT_GROUP
@@ -352,7 +352,6 @@
             restart_service $LIBVIRT_DAEMON
         fi
 
-
         # Instance Storage
         # ----------------
 
@@ -494,7 +493,6 @@
         iniset_multiline $NOVA_CONF DEFAULT notification_driver "nova.openstack.common.notifier.rpc_notifier" "ceilometer.compute.nova_notifier"
     fi
 
-
     # Provide some transition from ``EXTRA_FLAGS`` to ``EXTRA_OPTS``
     if [[ -z "$EXTRA_OPTS" && -n "$EXTRA_FLAGS" ]]; then
         EXTRA_OPTS=$EXTRA_FLAGS