- Added device type "TeraFlowSDN controller"
- Added driver type for IETF L2VPN
- Updated corresponding components

- corrected overwritten symbolic links

- Added/Updated headers
- Added script to update copyright headers

- updated old gitlab.com URLs by new labs.etsi.org URLs.
- updated Context to use secrets generated by CockroachDB and NATS

This commit provides support for automated invokation
of the ztpUpdate RPC upon a DEVICE_UPDATED event.
When this event is triggered, the Automation component
fetches the associated device configuration and applies
it to the device.

Signed-off-by: Georgios Katsikas <katsikas.gp@gmail.com>

Merge in XRCA/teraflow from vhallivu/vti_mode_prototyping to xr_development

Squashed commit of the following:

commit 6127856df3f3e4c9131f40972d799a6de32a38ef
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Thu Aug 18 09:15:59 2022 +0300

    Fix lint errors

commit dbea279626606f62553b1d6e1a80ae12748cdfd5
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Thu Aug 18 08:48:57 2022 +0300

    pytests improvements

commit e7218f6369df648c73782d7b41b062bc50670490
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Wed Aug 17 17:54:04 2022 +0300

    Some tests for TC

commit 8327392bfa22d06d334349fcf872579414141277
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Wed Aug 17 15:59:01 2022 +0300

    Unit test for connection

commit 5148a84534b332ee82458b080fbc89d19bec3c63
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Wed Aug 17 13:26:23 2022 +0300

    Incremental connection endpoint modifications support

commit 10f3e1e43de483c4dc84a6dcd7b0f8bba37d97a2
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Wed Aug 17 11:32:05 2022 +0300

    Refactored TF to use the new backend for create

commit 1e678b0222b9ef7dbdaf09b83696f561c6889c08
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Wed Aug 17 10:33:34 2022 +0300

    More code refactoring

commit 991d951485fb7fa02692c08da7fe6261cc7f4ce7
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Tue Aug 16 18:25:34 2022 +0300

    More refactoring

commit 62f0f407ca78cadd5c6c581d98e47c8688909318
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Tue Aug 16 17:33:03 2022 +0300

    Transport capacity testing and cm-cli support

commit a8d0bd8797d6754e7adbfacf292831eaf69c83f6
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Tue Aug 16 16:35:14 2022 +0300

    TC delete, more refactoring

commit ec70cefccdf4dd94c70a9bc31d4f9c841177db9c
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Tue Aug 16 14:48:23 2022 +0300

    Support for creating transport capacities

commit 3148f2c472452adcef78f1a80540091b6fcf505d
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Tue Aug 16 11:19:53 2022 +0300

    Code refactoring

commit 6e980925e3605ade0e5b6e6d0447c29fc3badce5
Author: Ville Hallivuori <VHallivuori@infinera.com>
Date:   Mon Aug 15 08:42:43 2022 +0300

    Refactoring + tuning gitignore + updating version controlled generated files