enabling ipv4 ingress filter for acl support xml in ipinfusion added to acl recipe and xml renderer changed to jinja2

bug fix: temporary fix for MEC PoC demo. Config rules and OpenConfig driver for L3VPN should change based on telefonica recipe.

1) Bug fixes
2) L2VPN CLI configuration support for CISCO devices
3) Improved creation of services in WebUI

- Extracted gNMI code (will be added to new driver)

2) Support to choose between "Jinja" and "pyangbind".
3) WebUI modification for creating services
4) Changes in ConfigRules multivendor to adapt to new features

- Add driver name attribute to drivers
- Improve instantiation of per-driver MetricsPool
- Added detailed metrics for AddDevice RPC method

2) Support for ACL rules on L2VPN and L3VPN
3)Display ACL rules in WebUI

- Removed hardcoded histogram buckets

- IETF L2VPN Driver: removed force to show emulated devices
- Microwave: correcred parsing of existing services
- Openconfig: corrected gneration of endpoints; added missing retry decorators

- Updated Netconf/OpenConfig log messages

- Updated Netconf/OpenConfig descriptor files
- Normalized variable names in OpenConfigDriver
- Minor code cleanup

- Reorganized classes and imports

- updating skeleton for gNMI

- adding skeleton for gNMI

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

- fixes to collect performance evalaution values
- structural architectures in openconfig driver

- added device identification per log line

- improved README file
- enabled configuration of histogram buckets
- updated emulated and openconfig device driver
- updated L2NM, L3NM and TAPI service handlers

- unified RPC method wrapper with performance evaluation
- migrated components to new method wrapping API
- added new grafana dashboard backups

- minor formatting

ECOC'22 test:
- added CTTC OLS and Automation component deployment to script

Common:
- corrected DeviceType name for transponder

Compute:
- added bearer definitions for ECOC'22 demo
- removed hard errors and replaced by warning log messages
- forced to use VPLS, i.e., always slices
- added definition of L2-VPN service settings

Device component:
- forced to use emulated devices for openconfig devices (just for demo purposes, for the sake of reducing demo time)
- added commit_per_delete setting in OpenConfigDriver
- improved detection of PORT components for ADVA devices

PathComp-Frontend component:
- added default settings for TAPI connections
- corrected reply composition; subservices were added wrongly
- added log lines for debug purposes

Service component:
- corrected ConfigRules for L2NM Emulated Service Handler
- adapted TAPI Service Handler to new framework
- added log lines in TaskScheduler compose_from_service (debugging)
- TaskScheduler compose_from_service does not retrieve all resources (debugging)
- removed ConnectionExpander from Tasks ConfigureConnection and DeconfigureConnection

WebUI component:
- minor improvements