Client side changes for multisite VIM feature including new shell
commands.
Change-Id: Idae463b0cec40bea2edfde5723f7de5077600040
Implements: blueprint multi-site-vim
This Patch fixes all H238 errors and enables this test.
[H238] Old style class declaration,
use new style (inherit from `object`)
Change-Id: I184538cf6dcb97a178dcf017a21d878712063f91
Related-Bug: 1516045