Gestoin du cone search dans le store => DONE

src/app/metamodel/model/dataset.model.ts

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

src/app/search/components/criteria/cone-search.component.ts

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

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

src/app/search/store/model/cone-search.model.ts

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

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

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

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