fix broken build due to checkstyle

server/src/main/java/password/pwm/http/servlet/changepw/ChangePasswordServlet.java

@@ -24,27 +24,22 @@ package password.pwm.http.servlet.changepw;
 
 import com.novell.ldapchai.ChaiUser;
 import com.novell.ldapchai.exception.ChaiException;
-import com.novell.ldapchai.exception.ChaiOperationException;
 import com.novell.ldapchai.exception.ChaiUnavailableException;
 import password.pwm.AppProperty;
 import password.pwm.Permission;
 import password.pwm.PwmApplication;
-import password.pwm.bean.EmailItemBean;
 import password.pwm.bean.LocalSessionStateBean;
 import password.pwm.bean.LoginInfoBean;
-import password.pwm.bean.PasswordStatus;
 import password.pwm.ldap.UserInfo;
 import password.pwm.config.Configuration;
 import password.pwm.config.value.data.FormConfiguration;
 import password.pwm.util.RandomPasswordGenerator;
 import password.pwm.util.form.FormUtility;
 import password.pwm.config.PwmSetting;
-import password.pwm.config.option.RequireCurrentPasswordMode;
 import password.pwm.config.profile.PwmPasswordRule;
 import password.pwm.error.ErrorInformation;
 import password.pwm.error.PwmDataValidationException;
 import password.pwm.error.PwmError;
-import password.pwm.error.PwmException;
 import password.pwm.error.PwmOperationalException;
 import password.pwm.error.PwmUnrecoverableException;
 import password.pwm.http.HttpMethod;