Bump VERSION to 0.1-4

Change-Id: I93a187b9f9c815bfac69661ca88881df211abb3b
diff --git a/VERSION b/VERSION
index 01bbb9c..f69acc1 100644
--- a/VERSION
+++ b/VERSION
@@ -4,4 +4,4 @@
 # we currently have no stable releases, we use the "build number" scheme
 # described at:
 # http://mojo.codehaus.org/versions-maven-plugin/version-rules.html
-GITILES_VERSION = '0.1-3'
+GITILES_VERSION = '0.1-4'