Added style tags around highlighting-css.

This is needed because of change from h-k 0.4 to 0.5.

default.dzslides

@@ -9,7 +9,9 @@ $if(date-meta)$
 $endif$
   <title>$if(title-prefix)$$title-prefix$ - $endif$$if(pagetitle)$$pagetitle$$endif$</title>
 $if(highlighting-css)$
+  <style type="text/css">
 $highlighting-css$
+  </style>
 $endif$
 $if(css)$
 $for(css)$

default.html

@@ -12,7 +12,9 @@ $if(date-meta)$
 $endif$
   <title>$if(title-prefix)$$title-prefix$ - $endif$$if(pagetitle)$$pagetitle$$endif$</title>
 $if(highlighting-css)$
+  <style type="text/css">
 $highlighting-css$
+  </style>
 $endif$
 $for(css)$
   <link rel="stylesheet" href="$css$" $if(html5)$$else$type="text/css" $endif$/>

default.s5

@@ -15,7 +15,9 @@ $endif$
   <meta name="defaultView" content="slideshow" />
   <meta name="controlVis" content="hidden" />
 $if(highlighting-css)$
+  <style type="text/css">
 $highlighting-css$
+  </style>
 $endif$
 $for(css)$
   <link rel="stylesheet" href="$css$" type="text/css" />

default.slidy

@@ -14,7 +14,9 @@ $if(date-meta)$
 $endif$
   <title>$if(title-prefix)$$title-prefix$ - $endif$$if(pagetitle)$$pagetitle$$endif$</title>
 $if(highlighting-css)$
+  <style type="text/css">
 $highlighting-css$
+  </style>
 $endif$
   <link rel="stylesheet" type="text/css" media="screen, projection, print"
     href="$slidy-url$/styles/slidy.css" />