tkohr

@angular/flex-layout ^2.0.0-beta.10-4905443 throws errors on npm install/start/ls with Angular v5

Datahub: OGC API fixes

3

### Description This PR applies a couple of fixes for the OGC API integration into the datahub: - Prevent the download list from breaking when WFS and OGC API links...

Routing: Allow implementing other search routes than /search in other router services

4

### Description This PR introduces uses `getSearchRoute()` instead of `ROUTER_ROUTE_SEARCH` within the `router.facade` to allow implementing other search routes than `/search` in other router services. Note: Needs to remove `ROUTER_ROUTE_HOME`...

Harvesting: Clarify recordIdPath change in GN > 4.2.2

3

PR clarifies documentation of `recordIdPath` property for harvesting via a simple URL harvester.

Datahub: Display search filter topic label in plural

3

### Description This PR introduces proposes to change `topic` to `topics` in the search filter labels (just like `formats`). See https://camptocamp.atlassian.net/browse/GSHAUT-402. It might be worth discussing if we should display...