Resolve "Reviewing Badges: Zusätzliche Icons"

Related to #397 (closed)

src/main/webapp/app/search/search.component.ts

 import { Component } from '@angular/core';
-import { Exercise, searchResultToExercise } from 'app/shared/model/exercise.model';
 import { SearchInput } from 'app/shared/model/search/search-input.model';
 import { SearchService } from 'app/search/service/search-service';
 import { SearchResultsDTO } from 'app/shared/model/search/search-results-dto.model';
@@ -56,14 +55,14 @@ export class SearchComponent {
     }
   }
 
-  private parseSearchResultsDTO(searchResultsDTO: SearchResultsDTO): Exercise[] {
+  private parseSearchResultsDTO(searchResultsDTO: SearchResultsDTO): SearchResultDTO[] {
     this.hitCount = searchResultsDTO.hitCount;
     // fix string to date conversion: unfortunatelly dates are not converted correctly :-()
     searchResultsDTO.searchResult.forEach(hit => {
       hit.project.last_activity_at = new Date(hit.project.last_activity_at);
       hit.file.indexing_date = new Date(hit.file.indexing_date);
     });
-    return searchResultsDTO.searchResult.map(searchResultToExercise);
+    return searchResultsDTO.searchResult;
   }
 
   onScroll(): void {