<NME> Version.java
<BEF> ADDFILE
<MSG> add version to config

<DFF> @@ -0,0 +1,12 @@
+package edu.neu.ccs.pyramid;
+
+/**
+ * Created by chengli on 9/9/15.
+ */
+public class Version {
+    private static final String version = "0.2.0";
+
+    public static String getVersion() {
+        return version;
+    }
+}

add version to config