doc: update command options description

feat: also dump full cluster domain of service

Merge pull request alibaba#227 from alibaba/feature/auto-dump-to-host

let connect auto dump service to hosts file on windows

Merge pull request alibaba#215 from alibaba/feature/support-openshift

feat: support openshift 4.x

Merge pull request alibaba#213 from alibaba/feature/kubectl-plugins

support kubectl plugin

Merge pull request alibaba#162 from alibaba/feature/ssh-channel

使用crypto/ssh代替本地ssh命令行工具的依赖

build: update shadow base image version

fix: alibaba#153 dns address format issue

Merge branch 'master' of github.com:alibaba/kt-connect

* 'master' of github.com:alibaba/kt-connect:
  fix alibaba#144, resize terminal cols on open
  style: fixed multi ports
  improvement: update default value for wait time
  improvement: alibaba#131 add options to set waitTime for kubectl portforward
  improvement: limits the SharedInformerFactory to the specified namespace
  improvement: make shadow container version match main version.
  improvement: alibaba#128 update default image pull policy
  revert app flags

style: fixed multi ports