add HTML5 doctype to all tests

[dygraphs.git] / tests / gviz.html
diff --git a/tests/gviz.html b/tests/gviz.html

index c51b0d7..adf66ae 100644 (file)
--- a/tests/gviz.html
+++ b/tests/gviz.html
@@ -1,3 +1,4 @@
+<!DOCTYPE html>
  <html>
    <head>
      <title>gviz</title>