Fixed: Incorrect parsing as DVD for releases that contained 'pal' as part of another word

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

@@ -77,6 +77,7 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("Two.and.a.Half.Men.S08E05.720p.HDTV.X264-DIMENSION", false)]
         [TestCase("Sonny.With.a.Chance.S02E15.mkv", false)]
         [TestCase(@"E:\Downloads\tv\The.Big.Bang.Theory.S01E01.720p.HDTV\ajifajjjeaeaeqwer_eppj.avi", false)]
+        [TestCase("Gem.Hunt.S01E08.Tourmaline.Nepal.720p.HDTV.x264-DHD", false)]
         public void should_parse_hdtv720p_quality(string title, bool proper)
         {
             ParseAndVerifyQuality(title, Quality.HDTV720p, proper);

src/NzbDrone.Core/Parser/QualityParser.cs

@@ -16,7 +16,7 @@ namespace NzbDrone.Core.Parser
         private static readonly Regex SourceRegex = new Regex(@"(?<bluray>BluRay)|
                                                                 (?<webdl>WEB-DL|WEBDL|WEB\sDL|WEB\-DL|WebRip)|
                                                                 (?<hdtv>HDTV)|
-                                                                (?<bdrip>BDRiP)|(?<brrip>BRRip)|(?<dvd>\bDVD\b|DVDRip|NTSC|PAL|xvidvd)|
+                                                                (?<bdrip>BDRiP)|(?<brrip>BRRip)|(?<dvd>\b(?:DVD|DVDRip|NTSC|PAL|xvidvd)\b)|
                                                                 (?<dsr>WS\sDSR|WS_DSR|WS\.DSR|DSR)|(?<pdtv>PDTV)|(?<sdtv>SDTV)",
                                                               RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.IgnorePatternWhitespace);