Add version.properties

Issue-Id: DCAEGEN2-60
Change-Id: Icf3c458b61dd00a83bec7f66790aad9201370965
Signed-off-by: Lusheng Ji <lji@research.att.com>
diff --git a/version.properties b/version.properties
new file mode 100644
index 0000000..73415a7
--- /dev/null
+++ b/version.properties
@@ -0,0 +1,6 @@
+major=1

+minor=1

+patch=0

+base_version=${major}.${minor}.${patch}

+release_version=${base_version}

+snapshot_version=${base_version}-SNAPSHOT