- Added new challenges

- Added new webapplication called WebWolf to make attacks more realistic
- Added WebWolf lesson to explain the concepts behind this new application

webgoat-commons/src/main/java/org/owasp/webgoat/login/LoginEvent.java

@@ -0,0 +1,15 @@
+package org.owasp.webgoat.login;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+/**
+ * @author nbaars
+ * @since 8/20/17.
+ */
+@Data
+@AllArgsConstructor
+public class LoginEvent {
+    private String user;
+    private String cookie;
+}

webgoat-commons/src/main/java/org/owasp/webgoat/login/LogoutEvent.java

@@ -0,0 +1,14 @@
+package org.owasp.webgoat.login;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+/**
+ * @author nbaars
+ * @since 8/20/17.
+ */
+@AllArgsConstructor
+@Data
+public class LogoutEvent {
+    private String user;
+}

webgoat-commons/src/main/java/org/owasp/webgoat/mail/IncomingMailEvent.java

@@ -0,0 +1,21 @@
+package org.owasp.webgoat.mail;
+
+import lombok.Builder;
+import lombok.Data;
+
+import java.time.LocalDateTime;
+
+/**
+ * @author nbaars
+ * @since 8/20/17.
+ */
+@Builder
+@Data
+public class IncomingMailEvent {
+
+    private LocalDateTime time;
+    private String contents;
+    private String sender;
+    private String title;
+    private String recipient;
+}