add HTML5 doctype to all tests

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

index 70f3d84..985048b 100644 (file)
--- a/tests/plotter.html
+++ b/tests/plotter.html
@@ -1,3 +1,4 @@
+<!DOCTYPE html>
  <html>
    <head>
      <title>dygraphs Equation Plotter</title>