add HTML5 doctype to all tests

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

index 54e52ef..ae0380a 100644 (file)
--- a/tests/two-series.html
+++ b/tests/two-series.html
@@ -1,3 +1,4 @@
+<!DOCTYPE html>
  <html>
    <head>
      <title>two series</title>