fix(nodes): remove volatiles reviewed

also fixed small bug showing clones in frontend

fixes issue #1345

If a local user wants to change the password, the form doesn't check if
the password match with the current password.

fix(frontend): now the form check if the current password is ok

If a local user wants to change the password, the form doesn't check if
the password match with the current password.

fixes issue #1352 

fixes #1350

fixes #1350

Change the box that asks for the current password to the first place, it
was the last box.

Change the box that asks for the current password to the first place, it
was the last box.

feature(frontend): maintenance mode

issue #1310

issue #1311

issue #1345

issue #1345

refactor(nodes): use Net::OpenSSH

* refactor(frontend): removed plugin renderfile
* refactor(volumes): qcwo2 format on clones

issue #1153

Added Android template, new Ubuntu 20.04 ISOs and fixed arch

closes issue #1332 
fixes issue #1338 

fix(backend): only clean when no base

* test(backend): volumes not removed after change hardware

fixes issue #1340

fix(backend): only clean when no base

* test(backend): volumes not removed after change hardware

fixes issue #1340

this test failed on 19.10 Ubuntu with 389-ds

this test failed on 19.10 Ubuntu with 389-ds

Tested in 30_hardware.t

issue #1333

issue #1333

fix(frontend): update domain status after request

add test in 30_hardware.t

issue #1333