Splitting 3rd party dependencies from the root pom into it's own lib/pom.xml.

Change-Id: I1b3ec6cd9bfd1319c981f9849b3b7f6288b5927a
diff --git a/pom.xml b/pom.xml
index ad93b31..48e4b39 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,6 @@
     <groupId>org.onosproject</groupId>
     <artifactId>onos</artifactId>
     <packaging>pom</packaging>
-    <version>1.7.0-SNAPSHOT</version>
 
     <name>${project.artifactId}</name>
     <description>Open Network Operating System root project</description>