Modify index pages of MultiResolution, Wiktionary, and WiktionarySimple samples, to point to new screenshots. Also some minor cleanup.
diff --git a/samples/WiktionarySimple/_index.html b/samples/WiktionarySimple/_index.html
index cf8142e..3980e33 100644
--- a/samples/WiktionarySimple/_index.html
+++ b/samples/WiktionarySimple/_index.html
@@ -7,4 +7,4 @@
<p>A more advanced version of this sample is available in the Wiktionary directory.</p>
-<img alt="" src="../images/wiktionary.png"/>
+<img alt="" src="../images/WiktionarySimple.png"/>