add geoip service for file shard matching

fix bug

more logging

fix logging wtf is going on even

handle lists in config log output

do not set "*" as default continent

do not rely on "*" being present in configuration when picking file shard

MareSynchronosServer/MareSynchronosShared/Utils/StaticFilesServerConfiguration.cs

@@ -29,6 +29,7 @@ public class StaticFilesServerConfiguration : MareConfigurationBase
         sb.AppendLine($"{nameof(CacheDirectory)} => {CacheDirectory}");
         sb.AppendLine($"{nameof(DownloadQueueSize)} => {DownloadQueueSize}");
         sb.AppendLine($"{nameof(DownloadQueueReleaseSeconds)} => {DownloadQueueReleaseSeconds}");
+        sb.AppendLine($"{nameof(CdnShardConfiguration)} => {string.Join(", ", CdnShardConfiguration)}");
         return sb.ToString();
     }
 }