Update version strings for archetypes

Also, hooking learning-switch app into the Maven build

Change-Id: Ie4379bd170a066d8b7479d0db0c1ae24b80d766a
diff --git a/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml b/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
index 3c9d4f9..6926813 100644
--- a/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
+++ b/tools/package/archetypes/uitopo/src/main/resources/archetype-resources/pom.xml
@@ -33,7 +33,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <onos.version>1.7.0-SNAPSHOT</onos.version>
+        <onos.version>1.8.0-SNAPSHOT</onos.version>
         <!-- Uncomment to generate ONOS app from this module.
         <onos.app.name>org.foo.app</onos.app.name>
         <onos.app.title>Foo App</onos.app.title>