Fixed: Parsing of 540p season packs

Closes #4928

src/NzbDrone.Core.Test/ParserTests/SeasonParserFixture.cs

@@ -27,6 +27,7 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("Series.Saison3.VOSTFR.HDTV.XviD-NOTAG", "Series", 3)]
         [TestCase("Series.SAISON.1.VFQ.PDTV.H264-ACC-ROLLED", "Series", 1)]
         [TestCase("Series Title - Series 1 (1970) DivX", "Series Title", 1)]
+        [TestCase("SeriesTitle.S03.540p.AMZN.WEB-DL.DD+2.0.x264-RTN", "SeriesTitle", 3)]
         public void should_parse_full_season_release(string postTitle, string title, int season)
         {
             var result = Parser.Parser.ParseTitle(postTitle);

src/NzbDrone.Core/Parser/Parser.cs

@@ -420,7 +420,7 @@ namespace NzbDrone.Core.Parser
         private static readonly Regex FileExtensionRegex = new Regex(@"\.[a-z0-9]{2,4}$",
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
-        private static readonly RegexReplace SimpleTitleRegex = new RegexReplace(@"(?:(480|720|1080|2160)[ip]|[xh][\W_]?26[45]|DD\W?5\W1|[<>?*]|848x480|1280x720|1920x1080|3840x2160|4096x2160|(8|10)b(it)?|10-bit)\s*?",
+        private static readonly RegexReplace SimpleTitleRegex = new RegexReplace(@"(?:(480|540|720|1080|2160)[ip]|[xh][\W_]?26[45]|DD\W?5\W1|[<>?*]|848x480|1280x720|1920x1080|3840x2160|4096x2160|(8|10)b(it)?|10-bit)\s*?",
                                                                 string.Empty,
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);