New slidy directory for "self-contained."

pandoc.cabal

@@ -65,8 +65,13 @@ Data-Files:
                  s5/default/slides.css,
                  s5/default/iepngfix.htc,
                  -- data for slidy writer
-                 slidy/slidy.css,
-                 slidy/slidy.min.js,
+                 slidy/styles/slidy.css,
+                 slidy/scripts/slidy.js.gz,
+                 slidy/graphics/fold.gif,
+                 slidy/graphics/unfold.gif,
+                 slidy/graphics/nofold-dim.gif,
+                 slidy/graphics/unfold-dim.gif,
+                 slidy/graphics/fold-dim.gif,
                  -- data for citeproc
                  default.csl,
                  -- documentation

slidy/styles/slidy.css

@@ -160,6 +160,10 @@ div.toc-heading {
   text-align: center;
 }
 
+img {
+  image-rendering: optimize-quality;
+}
+
 pre {
  font-size: 80%;
  font-weight: bold;

src/pandoc.hs

@@ -319,6 +319,8 @@ options =
     , Option "" ["self-contained"]
                  (NoArg
                   (\opt -> return opt { optSelfContained = True,
+                                        optVariables = ("slidy-url","slidy") :
+                                                       optVariables opt,
                                         optStandalone = True }))
                  "" -- "Make slide shows include all the needed js and css"