Update version number.

Change-Id: Id000377c913927e56a7e9e1732ff24f52bc25970
diff --git a/dx/src/com/android/dx/Version.java b/dx/src/com/android/dx/Version.java
index c69b322..130025a 100644
--- a/dx/src/com/android/dx/Version.java
+++ b/dx/src/com/android/dx/Version.java
@@ -21,5 +21,5 @@
  */
 public class Version {
     /** {@code non-null;} version string */
-    public static final String VERSION = "1.6";
+    public static final String VERSION = "1.7";
 }