Refactoring: format code according to Google style guides

Change-Id: I9b6a5c2f1237e0e3f49fed94991168517cb8b8a9
diff --git a/.jsbeautifyrc b/.jsbeautifyrc
new file mode 100644
index 0000000..c2b12a0
--- /dev/null
+++ b/.jsbeautifyrc
@@ -0,0 +1,3 @@
+{
+  "indent_size": 2
+}