Add relese/2.0.1 fixes

See merge request !62

- Removed availability percentage from SLA Availability constraint (new feature)

- Removed availability percentage from SLA Availability constraint (new feature)

- Removed availability percentage from SLA Availability constraint (new feature)

- Removed availability percentage from SLA Availability constraint (new feature)

- Rounded SLA values to 2 decimal digits

- Extracted constant MAX_WORKER_THREADS
- Rounded SLA values to 2 decimal digits

- Corrected method UnsetSlice to remove constraints

- Corrected method UnsetSlice to remove endpoints, constraints, and config rules

- Reduced log level of TaskScheduler internal log messages

- Corrected termination conditions

- Removed unneeded log messages/reduced log levels

- Corrected Constraint definitions
- Corrected termination conditions
- Added randomness in constraint values

- Minor cosmetic changes in code
- Addition of missing close methods

- Corrected slice-to-subslice db schema
- Corrected removal of endpoints

- Corrected Constraint definitions

- Corrected Constraint definitions in example descriptors

- Corrected Constraint definitions in unitary tests

- Corrected Constraint definitions

- Corrected inference of pathcomp algorithm and parameters
- Removed unneeded log messages/reduced log levels

- Updated to use specific SLA Constraints together with Custom constraints
- Updated related unitary tests

- corrected parsing of slice descriptors

- added missign script show logs load generator

- removed unused import in unitary test

- fixed check of endpoints in SetService
- fixed check of endpoints in SetSlice
- fixed slice-subslice relationship

- implemented missing methods

- implemented missing methods

- removed unneeded log message

- enabled support to drop QuestDB tables during deploy
- renamed variable QDB_TABLE to QDB_TABLE_MONITORING_KPIS
- renamed default table name tfs_monitoring to tfs_monitoring_kpis
- renamed secret attribute METRICSDB_TABLE to METRICSDB_TABLE_MONITORING_KPIS
- improved log messages of tfs.sh
- updated deploy scripts accordingly
- removed unused variables and commands
- corrected documentation of some variables

- updated dashboard's table name
- renamed dashboard's file name

- updated name of variable containing target table

- moved old files

- updated tests according to corrected load scenario tool
- updated benchmark/policy/tests
- updated ecoc22/tests
- updated ofc22/tests

- updated according to new common load scenario tools

- added support for dictionary and file-based loading of descriptors
- added getter methods
- added validation and unload methods
- integrated helper methods
- updated documentation

- partial revert of change in templates

- corrected management of Isolation Level SLA Contraints

- added check ignore-not-exists in delete namespace

- added validation entities exist
- added missing constraint rendering statements
- minor template improvements
- code cleanup

- Reduced log level in some messages