Add API parameter in async method

src/main/java/nl/tudelft/gitbull/service/gitlab/GitlabProjectService.java

@@ -205,8 +205,18 @@ public class GitlabProjectService {
 	 * @param  projectIdOrPath the path or id of the project
 	 * @return                 a Project instance from the given path or id
 	 */
-	public Optional<Project> getProject(IdOrPath<?> projectIdOrPath) {
+	public Optional<Project> getProject(GitLabApi gitLabApi, IdOrPath<?> projectIdOrPath) {
 		return gitLabApi.getProjectApi().getOptionalProject(projectIdOrPath.value());
 	}
 
+	/**
+	 * Gets a project.
+	 *
+	 * @param  projectIdOrPath the path or id of the project
+	 * @return                 a Project instance from the given path or id
+	 */
+	public Optional<Project> getProject(IdOrPath<?> projectIdOrPath) {
+		return getProject(gitLabApi, projectIdOrPath);
+	}
+
 }