Updated log4 2.0 to beta 8

Author: emacarron

pom.xml

@@ -67,7 +67,7 @@
     </contributor>
     <contributor>
       <name>Franta Mejta</name>
-      <email>mejta@rewor.org</email>
+      <email>mejta@rewor.cz</email>
     </contributor>
     <contributor>
       <name>Jurriaan Pruys</name>
@@ -84,7 +84,7 @@
     <contributor>
       <name>Luke Stevens</name>
       <email>nosuchluke@gmail.com</email>
-    </contributor>    
+    </contributor>
     <contributor>
       <name>Paul Krause</name>
       <email>paulkrause88@alum.mit.edu</email>
@@ -163,9 +163,9 @@
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-core</artifactId>
-      <version>2.0-beta4</version>
+      <version>2.0-beta8</version>
       <optional>true</optional>
-    </dependency>    
+    </dependency>
     <dependency>
       <groupId>commons-logging</groupId>
       <artifactId>commons-logging</artifactId>