* Add documents for how to download jcli from bintray

* Update the download links

* Adjust the expression

* Make jcli dev image become smaller

* Emable dev branch to trigger github action

* Try to fix no go-bindata

* Fix the description in readme file

* Add other ways to download jcli

* Fix the jcli path under windows

Fixes to the README text and improvements to the English.

* Add badge for godoc

* Change the link format

* Add two badges which are all releases and code size

* Drop the wrong changes

* Add more shield badages

* Add gitter room as a shield badge

* Add more feature description and how to download on the linux os

* Use a simple cmd to download jcli