Move test-related modules (#180)

* Move testing/assertj to top level

* Move testing/junit to top level

Author: mincong-h

testing/assertj/pom.xml renamed to assertj/pom.xml

@@ -8,7 +8,6 @@
     <groupId>io.mincong</groupId>
     <artifactId>java-examples-parent</artifactId>
     <version>1.0.0-SNAPSHOT</version>
-    <relativePath>../../pom.xml</relativePath>
   </parent>
 
   <artifactId>java-examples-assertj</artifactId>

testing/assertj/src/test/java/io/mincongh/testing/assertj/AssertJFeaturesJava8Test.java renamed to assertj/src/test/java/io/mincongh/testing/assertj/AssertJFeaturesJava8Test.java

@@ -8,11 +8,10 @@
     <groupId>io.mincong</groupId>
     <artifactId>java-examples-parent</artifactId>
     <version>1.0.0-SNAPSHOT</version>
-    <relativePath>../../pom.xml</relativePath>
   </parent>
 
-  <artifactId>java-examples-junit</artifactId>
-  <name>Java Examples - JUnit</name>
+  <artifactId>java-examples-junit4</artifactId>
+  <name>Java Examples - JUnit 4</name>
 
   <dependencies>
     <dependency>

testing/junit/pom.xml renamed to junit4/pom.xml

@@ -29,6 +29,7 @@
 
   <modules>
     <module>akka</module>
+    <module>assertj</module>
     <module>basic</module>
     <module>cli</module>
     <module>concurrency</module>
@@ -45,15 +46,14 @@
     <module>jgit-http</module>
     <module>jmh</module>
     <module>json</module>
+    <module>junit4</module>
     <module>logback</module>
     <module>maven</module>
     <module>mockito</module>
     <module>mongo</module>
     <module>oca</module>
     <module>ocp</module>
     <module>restful-api</module>
-    <module>testing/assertj</module>
-    <module>testing/junit</module>
     <module>typesafe-config</module>
     <module>vavr</module>
     <module>xml</module>