Resolvers for item, collection and community home page

Search features

Conflicts:
	src/app/core/shared/operators.ts

This reverts commit d9e70bd4.

Conflicts:
	src/app/shared/object-list/search-result-list-element/item-search-result/item-search-result-list-element.component.html

Missing metadata list objects fix

Embedded objects fixes

ISSUE-247:  Added startsWith param to getFindAllHref

fixed an issue where the resolver wouldn't hand over responsability to the page component, and added a loading screen for resolving routes

[DS-3968] move dockerfile into codebase

Conflicts:
	package.json
	src/app/shared/shared.module.ts
	yarn.lock