Remove the IPManager

We don't need it anymore

src/test/java/fr/xephi/authme/cache/IpAddressManagerTest.java

@@ -3,13 +3,9 @@ package fr.xephi.authme.cache;
 import fr.xephi.authme.settings.NewSetting;
 import fr.xephi.authme.settings.properties.HooksSettings;
 import org.bukkit.entity.Player;
-import org.junit.Test;
-
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
 
-import static org.hamcrest.Matchers.equalTo;
-import static org.junit.Assert.assertThat;
 import static org.mockito.BDDMockito.given;
 import static org.mockito.Mockito.mock;
 
@@ -35,29 +31,4 @@ public class IpAddressManagerTest {
         return player;
     }
 
-    @Test
-    public void shouldRetrieveFromCache() {
-        // given
-        IpAddressManager ipAddressManager = new IpAddressManager(mockSettings(true, true));
-        ipAddressManager.addCache("Test", "my test IP");
-
-        // when
-        String result = ipAddressManager.getPlayerIp(mockPlayer("test", "123.123.123.123"));
-
-        // then
-        assertThat(result, equalTo("my test IP"));
-    }
-
-    @Test
-    public void shouldReturnPlainIp() {
-        // given
-        IpAddressManager ipAddressManager = new IpAddressManager(mockSettings(false, false));
-
-        // when
-        String result = ipAddressManager.getPlayerIp(mockPlayer("bobby", "8.8.8.8"));
-
-        // then
-        assertThat(result, equalTo("8.8.8.8"));
-    }
-
 }