Now uses API v4.

Author: gmessner

src/test/java/org/gitlab4j/api/TestRepositoryApi.java

@@ -14,7 +14,6 @@
 import java.nio.file.StandardCopyOption;
 import java.util.List;
 
-import org.gitlab4j.api.GitLabApi.ApiVersion;
 import org.gitlab4j.api.models.Branch;
 import org.gitlab4j.api.models.Commit;
 import org.gitlab4j.api.models.CompareResults;
@@ -85,7 +84,7 @@ public static void setup() {
         }
 
         if (problems.isEmpty()) {
-            gitLabApi = new GitLabApi(ApiVersion.V3, TEST_HOST_URL, TEST_PRIVATE_TOKEN);
+            gitLabApi = new GitLabApi(TEST_HOST_URL, TEST_PRIVATE_TOKEN);
             teardown();
         } else {
             System.err.print(problems);