Remove corrupted/invalid/stray projects

- Removed ethereumj, events, spring-boot-h2, spring-hibernate3 corrupted projects
- Moved files from spring-hibernate3 folder to spring-hibernate-3

persistence-modules/spring-boot-h2/spring-boot-h2-remote-app/src/test/java/org/baeldung/SpringContextIntegrationTest.java

@@ -1,17 +0,0 @@
-package org.baeldung;
-
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.test.context.junit4.SpringRunner;
-
-import com.baeldung.h2db.demo.ClientSpringBootApp;
-
-@RunWith(SpringRunner.class)
-@SpringBootTest(classes = ClientSpringBootApp.class)
-public class SpringContextIntegrationTest {
-
-    @Test
-    public void whenSpringContextIsBootstrapped_thenNoExceptions() {
-    }
-}