Add two chapters:container and repository

SUMMARY.md

@@ -55,5 +55,5 @@
    * [多台物理主机之间的容器互联](practice/container_connect.md)
    * [中小企业docker环境搭建](practice/environment.md)
 * [附录一：命令查询](command/README.md)
-* [附录二：资源链接](resourcesreadme.md)
+* [附录二：资源链接](resources/README.md)
 

container/README.md

@@ -0,0 +1 @@
+# 容器

repository/README.md

@@ -0,0 +1 @@
+# 仓库

resources/README.md

@@ -0,0 +1,6 @@
+# 资源链接
+* Docker主站点: https://www.docker.io
+* Docker注册中心: https://index.docker.io
+* Docker注册中心API: http://docs.docker.com/reference/api/registry_api/
+* Docker Hub API: http://docs.docker.com/reference/api/docker-io_api/
+* Docker远端应用API: http://docs.docker.com/reference/api/docker_remote_api/