Add language attribute

jakezatecky · jakezatecky · commit c040fd3d0754 · 2017-02-13T18:08:19.000-05:00
diff --git a/examples/src/index.html b/examples/src/index.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html>
+<html lang="en-US">
 	<head>
 		<title>React Checkbox Tree</title>
 		<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
