added the wiki class attribute to the pre block generated from creole.

changed the style for the pre block just mentioned

codepot/src/css/common.css

@@ -216,6 +216,10 @@ body {
 	width: inherit;
 }
 
+.content .mainarea pre.wiki {
+	white-space: pre-wrap;
+}
+
 .content .mainarea tt {
 	/*
 	padding: .1em .1em .1em .1em;

codepot/src/js/creole.js

@@ -300,6 +300,7 @@ var Url = {
         br: { tag: 'br', regex: /\\\\/ },
         
         preBlock: { tag: 'pre', capture: 2,
+            attrs: { 'class': 'wiki' },
             regex: /(^|\n)\{\{\{\n((.*\n)*?)\}\}\}(\n|$)/,
             replaceRegex: /^ ([ \t]*\}\}\})/gm,
             replaceString: '$1' },