Typographics improvements

Common/UBBParser.cs

@@ -36,7 +36,8 @@ namespace FLocal.Common {
 				private static readonly Dictionary<Regex, MatchEvaluator> SMILEYS_DATA = (from smile in SMILEYS select new KeyValuePair<Regex, MatchEvaluator>(new Regex("(^|\\s+|>)" + Regex.Escape(smile.Key) + "($|\\s+|<)", RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.Singleline), match => match.Groups[1] + "<img src=\"/static/smileys/" + smile.Value + ".gif\" alt=\"" + smile.Key + "\"/>" + match.Groups[2])).ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
 
 				private static readonly Dictionary<Regex, MatchEvaluator> TYPOGRAPHICS = new Dictionary<Regex, MatchEvaluator> {
-					{ new Regex("(\\s+)-(\\s+)", RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.Singleline), match => match.Groups[1] + "&ndash;" + match.Groups[2] },
+					{ new Regex("(\\s+)--?(\\s+)", RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.Singleline), match => match.Groups[1] + "–" + match.Groups[2] },
+					{ new Regex("(\\s+)---(\\s+)", RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.Singleline), match => match.Groups[1] + "—" + match.Groups[2] },
 				};
 
 				private ITextFormatter inner;