* wip(frontend):update CDNs

Upgrade to Bootstrap 4

Issue [#866]

* wip(frontend):update settings

Issue [#866]

* wip(frontend): upgrade settings tab

Issue [#866]

* Revert "wip(frontend):update settings"

This reverts commit 01ab4f092cb9e15e9a0cab0493d09ebb7a18d986.

* wip(frontend):bootstrap 4

Issue [#866]

* wip(frontend):navigation upgrade

Issue [#866]

* wip(frontend):bootstrap upgrade

- Add update js library
- Upgrade settings tab
- Polish list_bases

Issue [#866]

* wip(frontend): new syntax boostrap4

- panel -> card

Issue [#866]

* wip(frontend): settings upgrade

Issue [#866]

* wip(frontend): new_machine

Issue #866

* wip(frontend):admin machines upgrade

Issue #866

* wip(frontend): upgrade new_machine

Issue [#866]

* wip(frontend): upgrade new_user

Issue #866

* wip(frontend): user_settings upgrade bootstrap4

Issue #866

* wip(frontend): user settings upgrade bt4

Issue #866

* wip(frontend): ...