Bael 5247 (#4175)

* Added parent module on poms that have no parent defined

* Removed dependency reduced pom from undertow module

* Added new parent pom

* initial clean up of child poms

* Added new parent pom

* [BAEL-5247] - New Parents in the tutorials repo

rxjava/pom.xml

@@ -8,8 +8,9 @@
 
     <parent>
         <groupId>com.baeldung</groupId>
-        <artifactId>parent-modules</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
+        <artifactId>parent-java</artifactId>
+    	<version>0.0.1-SNAPSHOT</version>
+    	<relativePath>../parent-java</relativePath>
     </parent>
 
     <dependencies>
@@ -65,12 +66,6 @@
             <artifactId>assertj-core</artifactId>
             <version>${assertj.version}</version>
         </dependency>
-        <dependency>
-            <groupId>com.google.guava</groupId>
-            <artifactId>guava</artifactId>
-            <version>22.0</version>
-            <scope>test</scope>
-        </dependency>
         <dependency>
             <groupId>com.jakewharton.rxrelay2</groupId>
             <artifactId>rxrelay</artifactId>