Bump version to 0.2-2

Change-Id: I818574c73d605f6abf4798cd6149081fa3ecba61

version.bzl

diff --git a/version.bzl b/version.bzl
index 83bdb48..46218e5 100644
--- a/version.bzl
+++ b/version.bzl
@@ -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 = '0.2-1'
+GITILES_VERSION = '0.2-2'