Simplified app packaging to use just project.version rather than short.version.

Change-Id: I58c30b663810de42890b75bbcef5c7dc5a4a87ba
diff --git a/apps/sdnip/app.xml b/apps/sdnip/app.xml
index 8437ae1..7aafa6a 100644
--- a/apps/sdnip/app.xml
+++ b/apps/sdnip/app.xml
@@ -14,7 +14,7 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<app name="org.onosproject.sdnip" origin="ON.Lab" version="${short.version}"
+<app name="org.onosproject.sdnip" origin="ON.Lab" version="${project.version}"
      featuresRepo="mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features"
      features="${project.artifactId}">
     <description>${project.description}</description>