WIP: bug delete resolver value

...search/components/criteria/cone-search-tab.component.html

...p/search/components/criteria/cone-search-tab.component.ts

...ch/components/criteria/cone-search/ra-degree.component.ts

...h/components/criteria/cone-search/resolver.component.html

...rch/components/criteria/cone-search/resolver.component.ts

src/app/search/containers/criteria.component.html

src/app/search/containers/criteria.component.ts

src/app/search/store/model/index.ts

src/app/search/store/model/resolver.model.ts

src/app/search/store/search.action.ts

src/app/search/store/search.effects.ts

src/app/search/store/search.reducer.ts

src/app/search/store/search.selector.ts