Update html5-elements.vim to W3C CR 2014-02-04.

Moving canvas to Scripting, adding/removing some elements and sorting
sections in line with the spec.

Signed-off-by: OGINO Masanori <masanori.ogino@gmail.com>

test/test.css

@@ -530,12 +530,10 @@
 }
 
 .html5-elements,
-template,
 article,
 section,
 nav,
 aside,
-hgroup,
 header,
 footer,
 figure,
@@ -545,7 +543,9 @@ data,
 time,
 mark,
 ruby,
+rb,
 rt,
+rtc,
 rp,
 bdi,
 wbr,
@@ -554,7 +554,6 @@ video,
 audio,
 source,
 track,
-canvas,
 datalist,
 keygen,
 output,
@@ -562,7 +561,8 @@ progress,
 meter,
 details,
 summary,
-menuitem,
-dialog {
+dialog,
+template,
+canvas {
   display: auto;
 }