Add EbeanAgentAutoConfiguration for Spring Boot

src/test/java/org/unenhanced/Wotsit.java

@@ -0,0 +1,11 @@
+package org.unenhanced;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+
+// Not in org.example, i.e. not enhanced at build time
+@Entity
+public class Wotsit {
+  @Id
+  public String name;
+}