New: (FlareSolverr Proxy) Configurable Request Timeout

Closes #696

src/NzbDrone.Core/IndexerProxies/FlareSolverr/FlareSolverrSettings.cs

@@ -1,4 +1,5 @@
 using FluentValidation;
+using NLog.Config;
 using NzbDrone.Core.Annotations;
 using NzbDrone.Core.Validation;
 
@@ -9,6 +10,7 @@ namespace NzbDrone.Core.IndexerProxies.FlareSolverr
         public FlareSolverrSettingsValidator()
         {
             RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.RequestTimeout).InclusiveBetween(1, 180);
         }
     }
 
@@ -19,11 +21,15 @@ namespace NzbDrone.Core.IndexerProxies.FlareSolverr
         public FlareSolverrSettings()
         {
             Host = "http://localhost:8191/";
+            RequestTimeout = 60;
         }
 
         [FieldDefinition(0, Label = "Host")]
         public string Host { get; set; }
 
+        [FieldDefinition(2, Label = "Request Timeout", Advanced = true, HelpText = "FlareSolverr maxTimeout Request Parameter", Unit = "seconds")]
+        public int RequestTimeout { get; set; }
+
         public NzbDroneValidationResult Validate()
         {
             return new NzbDroneValidationResult(Validator.Validate(this));