Modify `glance image-create` commands to use openstackclient

Change `glance image-create` commands to use `openstack image create`,
in an effort to unify the CLI.

Change-Id: I96cef118daf931b648c0483525ac7d2287fec2e0
diff --git a/lib/ironic b/lib/ironic
index b56abcb..465b296 100644
--- a/lib/ironic
+++ b/lib/ironic
@@ -486,19 +486,19 @@
     fi
 
     # load them into glance
-    IRONIC_DEPLOY_KERNEL_ID=$(glance \
-        --os-auth-token $token \
-        --os-image-url http://$GLANCE_HOSTPORT \
-        image-create \
-        --name $(basename $IRONIC_DEPLOY_KERNEL_PATH) \
-        --is-public True --disk-format=aki \
+    IRONIC_DEPLOY_KERNEL_ID=$(openstack \
+        --os-token $token \
+        --os-url http://$GLANCE_HOSTPORT \
+        image create \
+        $(basename $IRONIC_DEPLOY_KERNEL_PATH) \
+        --public --disk-format=aki \
         < $IRONIC_DEPLOY_KERNEL_PATH  | grep ' id ' | get_field 2)
-    IRONIC_DEPLOY_RAMDISK_ID=$(glance \
-        --os-auth-token $token \
-        --os-image-url http://$GLANCE_HOSTPORT \
-        image-create \
-        --name $(basename $IRONIC_DEPLOY_RAMDISK_PATH) \
-        --is-public True --disk-format=ari \
+    IRONIC_DEPLOY_RAMDISK_ID=$(openstack \
+        --os-token $token \
+        --os-url http://$GLANCE_HOSTPORT \
+        image create \
+        $(basename $IRONIC_DEPLOY_RAMDISK_PATH) \
+        --public --disk-format=ari \
         < $IRONIC_DEPLOY_RAMDISK_PATH  | grep ' id ' | get_field 2)
 }