adjust provider caching

MediaBrowser.Providers/Music/MusicBrainzAlbumProvider.cs

@@ -297,12 +297,6 @@ namespace MediaBrowser.Providers.Music
                 ResourcePool = _musicBrainzResourcePool
             };
 
-            if (!isSearch)
-            {
-                options.CacheMode = CacheMode.Unconditional;
-                options.CacheLength = TimeSpan.FromDays(3);
-            }
-
             using (var xml = await _httpClient.Get(options).ConfigureAwait(false))
             {
                 using (var oReader = new StreamReader(xml, Encoding.UTF8))

MediaBrowser.Providers/Omdb/OmdbItemProvider.cs

@@ -99,9 +99,7 @@ namespace MediaBrowser.Providers.Omdb
             {
                 Url = url,
                 ResourcePool = OmdbProvider.ResourcePool,
-                CancellationToken = cancellationToken,
-                CacheMode = CacheMode.Unconditional,
-                CacheLength = TimeSpan.FromDays(2)
+                CancellationToken = cancellationToken
 
             }).ConfigureAwait(false))
             {
@@ -133,7 +131,7 @@ namespace MediaBrowser.Providers.Omdb
                     item.SetProviderId(MetadataProviders.Imdb, result.imdbID);
 
                     int parsedYear;
-                    if (result.Year.Length > 0 
+                    if (result.Year.Length > 0
                         && int.TryParse(result.Year.Substring(0, Math.Min(result.Year.Length, 4)), NumberStyles.Any, CultureInfo.InvariantCulture, out parsedYear))
                     {
                         item.ProductionYear = parsedYear;

MediaBrowser.Providers/Omdb/OmdbProvider.cs

@@ -43,9 +43,7 @@ namespace MediaBrowser.Providers.Omdb
             {
                 Url = url,
                 ResourcePool = ResourcePool,
-                CancellationToken = cancellationToken,
-                CacheMode = CacheMode.Unconditional,
-                CacheLength = TimeSpan.FromDays(7)
+                CancellationToken = cancellationToken
 
             }).ConfigureAwait(false))
             {