fix an issue where the state of an aggregated RD would be wrong when some of the RDs it's based on were still pending

[DS-4236] fix issues with collection recent submissions

fix an issue where the recent submissions on collection homepages would be wrong, and would continually rerender

Miscellaneous fixes

Adding Configurable "Entities" to DSpace 7 (Part 1: Search/Browse, Display)

[Configurable Entities] final master merge

Conflicts:
	config/environment.default.js
	resources/i18n/en.json
	src/app/+search-page/paginated-search-options.model.ts
	src/app/+search-page/search-filters/search-filter/search-filter.service.spec.ts
	src/app/+search-page/search-options.model.ts
	src/app/+search-page/search-page.component.spec.ts
	src/app/+search-page/search-page.component.ts
	src/app/+search-page/search-page.module.ts
	src/app/+search-page/search-service/search-configuration.service.ts
	src/app/core/cache/response.models.ts
	src/app/shared/object-list/search-result-list-element/item-search-result/item-search-result-list-element.component.spec.ts
	src/app/shared/object-list/search-result-list-element/search-result-list-element.component.ts
	src/app/shared/object-list/wrapper-list-element/wrapper-list-element.component.ts
	src/app/shared/services/route.service.ts

[Configurable Entities] new data tweaks

Mydspace