BAP-5906: Validation for extended entities
- add validation support for extended fields
BAP-5906: Validation for extended entities
- update doc
Merge branch 'master' into ticket/BAP-5906

Conflicts:
	src/Oro/Bundle/EntityExtendBundle/README.md
BAP-5906: Validation for extended entities
- fix CR
BAP-5906: Validation for extended entities
- fix CR
BAP-6058 Update link in title breadcrumbs to add missing url parameters
Merge branch 'master' into ticket/BAP-5906

Conflicts:
	src/Oro/Bundle/EntityExtendBundle/README.md
	src/Oro/Bundle/EntityExtendBundle/Resources/config/services.yml
BAP-5906: Validation for extended entities
- fix CR
BAP-6035 Notification rules users field displays only one user
BAP-6102: Add possibility to retrieve audit log entries through the API
   - added metadata provider for API resources
   - added additional OPTIONS request to each REST API resource
BAP-6102: Add possibility to retrieve audit log entries through the API
   - remove copy paste filter from controllers
   - add a way to transform query parameters using filter
   - add filters to data audit REST GET controller
   - update functional tests to cover filter functionality
BAP-6102: Add possibility to retrieve audit log entries through the API
   - minor fixes
Merge branch 'master' into ticket/BAP-6102
Merge branch 'master' into ticket/BAP-6102
Merge branch 'ticket/BAP-6102' of github.com:laboro/platform into ticket/BAP-6102
Merge branch 'master' of github.com:laboro/platform into task/BAP-5894_Refactor_frontend_logic
Merge branch 'master' of github.com:laboro/platform into task/BAP-5894_Refactor_frontend_logic
Merge pull request #3106 from laboro/task/BAP-6058_Update_breadcrumbs_link

BAP-6058 Update link in title breadcrumbs to add missing url parameters
BAP-6102: Add possibility to retrieve audit log entries through the API
   - update changelog
   - refactor Audit SOAP controller to be based on OroSOAPBundle
   - added possibility to filter by objectClass for REST audit resource collection request
   - added HttpEntityNameParameterFilter paramater filter
BAP-6102: Add possibility to retrieve audit log entries through the API
   - added unit tests for metadata providers