v0.2.0--Support multi-layer network, multiple etcd endpoint addresses, custom kubeconfig paths.

This version support multiple etcd endpoint addresses can be filled in at the same time, and support multi-layer network. It is more convenient to add Makefile , go mode .
--Support custom kubeconfig paths.
--Multiple etcd endpoint addresses can be filled in at the same time.
--Support kubernetes built-in etcd storage.
--Support Multus CNI, Solve multi-layer network support.
--Add Makefile to simplify compilation.
--Add go mode to package management..
--Updated help documentation.
--Fixed some bugs.

v0.1.0--Kubernetes network management plug-in based on etcd storage can assign fixed IP for pod.

The IP address of pod can be fixed, and kubernetes dynamic IP network allocation management plug-in based on etcd distributed storage is used.kube-ipam allocates ip addresses out of a set of address ranges.It stores the state locally on the remote etcd, therefore ensuring uniqueness of IP addresses in a cluster.Optionally, it can include a DNS configuration from a resolv.conf file on the host.