Wmcore

- fix tests
- fix subscription call and completion logic
- Adjust MSMonitoring logic according to the requirements
- new unit tests for Workflow
- Get dataset size by summing up block sizes; cache secondary sizes
- Accept also WMCore-like campaign json configuration
- Consider PileupData and trust flags in the stuckElements couch view
- Make DbsUrl homogeneous in the json template
- Allow clients to scan JSON object
- fixed unit tests
- Associate input blocks to campaign and make transfer request

- unit tests (Alan Malta Rodrigues) 9338
- Util function to calculate size of custom objects (Alan Malta Rodrigues) 9338
- Set PSN for PileupData location at GQE level (Alan Malta Rodrigues) 9335

- Default ProcVer to 1 on the StoreResults script (Alan Malta Rodrigues) 9329
- fix location for the pull request template (Alan Malta Rodrigues) 9324
- Minor improvements to the README file (Alan Malta Rodrigues) 9323
- Move the PR template under the .github directory (Alan Malta Rodrigues) 9322
- Created a CONTRIBUTING document with some guidelines (Alan Malta Rodrigues) 9321
- Created issue templates for bug and feature (Alan Malta Rodrigues) 9320

- Fix status REST API for ReqMgr2MS (Alan Malta Rodrigues) 9319
- Changes for transfer IDs logic (Valentin Kuznetsov) 9276

- Add PartialCopy attribute and fix issue with parsing campaigns.json file (Valentin Kuznetsov) 9317
- Tier0 sets WorkQueue to None, so we cannot call any WorkQueue methods on Tier0 WMAgent. (Vytautas Jankauskas) 9314
- Catch decoding exception in FwkReport and set a default error message (Alan Malta Rodrigues) 9312
- Don't share the same DBS object amongst multiple threads (Alan Malta Rodrigues) 9311

- Added transferinfo client APIs to ReqMgrAux (Alan Malta Rodrigues) 9307
- Add rucio unit tests to the list of unstable tests (Alan Malta Rodrigues) 9308
- script to fetch and parse campaign configs from Unified MongoDB (Alan Malta Rodrigues) 9306
- created unit tests; pylint fixes (Alan Malta Rodrigues) 9302
- Added transferinfo REST API to access ReqMgrAux transfer related docs (Alan Malta Rodrigues) 9302
- Support large integer values for events in MariaDB (Alan Malta Rodrigues) 9304
- PY3: Make Configuration module compatible with python3 (Alan Malta Rodrigues) 9301