Add a download link

[LinuxSuRen]

A small fix of the readme file

This pull request makes the following changes:

• Add a download link of current plugin

It relates to the following issue #s:

• Fixes #20

cc @DarthHater @bhamail

[sonatypecla[bot]]

Thanks for the contribution! Before we can merge this, we need @LinuxSuRen to sign the Sonatype Contributor License Agreement.

[LinuxSuRen]

re-trigger this after I signed the Sonatype Contributor Agreement