Update appendix section

_images/cmd_logic.dot

@@ -1,56 +0,0 @@
-//dot -Tpng xx.dot -o xx.png
-digraph G {
-    rankdir=TB;
-    fontname = "Microsoft YaHei";
-    fontsize = 14;
-    penwidth = 3;
-    compound=true;
-    rankdir=LR;
-
-    node [shape = record];
-    edge [fontname = "Arial", fontsize = 12, color="darkgreen" ];
-
-    image[label="Image",color=blue];
-    registry[label="Registry",color=blue];
-    tar[label="Tar files",color=blue];
-
-    subgraph cluster_container {
-		label = "Container";
-        style = "bold";
-        color = blue;
-        edge [fontname = "Arial", fontsize = 11, color="skyblue" ];
-		//node [style=filled];
-        run[label="Running",shape=circle, style=filled, fillcolor=green];
-        stop[label="Stopped",shape=circle, style=filled, fillcolor=red];
-        pause[label="Paused",shape=circle, style=filled, fillcolor=blue];
-
-        run->pause[label="pause"];
-        pause->run[label="unpause"];
-        run->run[label="restart"];
-        run->stop[label="kill"];
-        stop->run[label="start"];
-	}
-
-    run->image[label="commit",ltail=cluster_container];
-    image->run[label="start"];
-
-    image->tar[label="export|save"];
-    tar->image[label="import"];
-
-    image->registry[label="push"];
-    registry->image[label="pull"];
-
-    //heat[label="heat commands",color=blue];
-    //heatshell[label="heatclient.shell.HeatShell",color=blue];
-    //shell[label="{heatclient.v1.shell|+do_stack_create\l+do_stack_show\l+do_stack_update\l...\l+do_event_list\l...\l+do_resource_list\l...\l+do_resource_type_show\l...\l+do_template_show\l...\l}",color=blue];
-    //heatclient[label="heatclient.client.Client",color=blue];
-    //client[label="heatclient.v1.client.Client",color=blue];
-    //httpclient[label="heatclient.common.http.HTTPClient",color=blue];
-
-
-
-    //openstackservices[label="{OpenStack Services|+Nova\l+Neutron\l+Keystone\l...}",color=blue];
-
-    //{rank=same; image cluster_container}
-    //{rank=same; rpcproxy apimixin}
-}