Cleaned up imports.

Author: gmessner

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

@@ -9,7 +9,6 @@
 
 import org.gitlab4j.api.GitLabApi.ApiVersion;
 import org.gitlab4j.api.models.Project;
-import org.gitlab4j.api.models.Version;
 import org.junit.Before;
 import org.junit.BeforeClass;
 import org.junit.FixMethodOrder;

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

@@ -1,7 +1,6 @@
 package org.gitlab4j.api;
 
 import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
 import static org.junit.Assume.assumeTrue;
 
 import java.io.File;

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

@@ -123,7 +123,6 @@ public void testSessionFallover() throws GitLabApiException {
 
     @Test
     public void testOauth2LoginWithStringPassword() throws GitLabApiException {
-        @SuppressWarnings("deprecation")
         GitLabApi gitLabApi = GitLabApi.oauth2Login(TEST_HOST_URL, TEST_LOGIN_USERNAME, TEST_LOGIN_PASSWORD, null, null, true);
         assertNotNull(gitLabApi);
         Version version = gitLabApi.getVersion();