Remove legacy jar hint

src/main/java/fr/xephi/authme/AuthMe.java

@@ -205,7 +205,6 @@ public class AuthMe extends JavaPlugin {
         if(!SystemUtils.isJavaVersionAtLeast(1.8f)) {
             throw new IllegalStateException("You need Java 1.8 or above to run this plugin!");
         }
-        OnStartupTasks.verifyIfLegacyJarIsNeeded();
 
         // Create plugin folder
         getDataFolder().mkdir();

src/main/java/fr/xephi/authme/initialization/OnStartupTasks.java

@@ -116,24 +116,6 @@ public class OnStartupTasks {
         }, 1, TICKS_PER_MINUTE * settings.getProperty(EmailSettings.DELAY_RECALL));
     }
 
-    /**
-     * Displays a hint to use the legacy AuthMe JAR if AuthMe could not be started
-     * because Gson or newer Guava classes were not found.
-     */
-    public static void verifyIfLegacyJarIsNeeded() {
-        try {
-            Class<?>[] classes = {
-                com.google.common.base.MoreObjects.class, // < 1.12 Minecraft
-                com.google.gson.Gson.class // < 1.7 Minecraft
-            };
-        } catch (NoClassDefFoundError e) {
-            ConsoleLogger.warning("YOU MUST DOWNLOAD THE LEGACY JAR TO USE AUTHME ON YOUR SERVER");
-            ConsoleLogger.warning("Get authme-legacy.jar from http://ci.xephi.fr/job/AuthMeReloaded/");
-            ConsoleLogger.warning("Reason: could not load class '" + e.getMessage() + "'");
-            throw e;
-        }
-    }
-
     /**
      * Returns whether the hash algorithm is deprecated and won't be able
      * to be actively used anymore in 5.4.

src/test/java/fr/xephi/authme/initialization/OnStartupTasksTest.java

@@ -1,32 +1,16 @@
 package fr.xephi.authme.initialization;
 
-import fr.xephi.authme.TestHelper;
 import fr.xephi.authme.security.HashAlgorithm;
 import org.junit.Test;
 
-import java.util.logging.Logger;
-
 import static org.hamcrest.Matchers.equalTo;
 import static org.junit.Assert.assertThat;
-import static org.mockito.Mockito.verifyZeroInteractions;
 
 /**
  * Test for {@link OnStartupTasks}.
  */
 public class OnStartupTasksTest {
 
-    @Test
-    public void shouldNotDisplayLegacyHintForWrongCause() {
-        // given
-        Logger logger = TestHelper.setupLogger();
-
-        // when
-        OnStartupTasks.verifyIfLegacyJarIsNeeded();
-
-        // then
-        verifyZeroInteractions(logger);
-    }
-
     @Test
     public void shouldCheckIfHashIsDeprecatedIn54() {
         // given / when / then