Update version strings for archetypes

Also, hooking learning-switch app into the Maven build

Change-Id: Ie4379bd170a066d8b7479d0db0c1ae24b80d766a
diff --git a/apps/learning-switch/src/main/java/org/onosproject/learningswitch/package-info.java b/apps/learning-switch/src/main/java/org/onosproject/learningswitch/package-info.java
index be12f3e..d90fff2 100644
--- a/apps/learning-switch/src/main/java/org/onosproject/learningswitch/package-info.java
+++ b/apps/learning-switch/src/main/java/org/onosproject/learningswitch/package-info.java
@@ -15,6 +15,6 @@
  */
 
 /**
- * Learning Switch Tutorial
+ * Learning Switch Tutorial.
  */
 package org.onosproject.learningswitch;
\ No newline at end of file