[JBLOGGING-136] Move parent pom from 15 to 34 and move the compile ve…

…rsion from 1.6 to 1.8.

pom.xml

@@ -18,7 +18,7 @@
     <parent>
         <groupId>org.jboss</groupId>
         <artifactId>jboss-parent</artifactId>
-        <version>15</version>
+        <version>34</version>
     </parent>
 
     <licenses>
@@ -38,10 +38,6 @@
 
         <!-- Plugin versions -->
         <version.org.jboss.apiviz.apiviz>1.3.2.GA</version.org.jboss.apiviz.apiviz>
-
-        <!--  maven-compiler-plugin  -->
-        <maven.compiler.target>1.6</maven.compiler.target>
-        <maven.compiler.source>1.6</maven.compiler.source>
     </properties>
 
     <dependencies>