Merge pull request #8 from saicheems/client_options

Add version constant
diff --git a/gax.go b/gax.go
new file mode 100644
index 0000000..ff68a7c
--- /dev/null
+++ b/gax.go
@@ -0,0 +1,3 @@
+package gax
+
+const Version = "0.1.0"