Update contact in error messages

Author: jwood803

src/Microsoft.ML.Data/Dirty/PredictorBase.cs

@@ -19,7 +19,7 @@ public abstract class PredictorBase<TOutput> : IPredictorProducing<TOutput>
     {
         public const string NormalizerWarningFormat =
             "Ignoring integrated normalizer while loading a predictor of type {0}.{1}" +
-            "   Please contact tlcsupp for assistance with converting legacy models.";
+            "   Please refer https://aka.ms/MLNetIssue for assistance with converting legacy models.";
 
         protected readonly IHost Host;
 

src/Microsoft.ML.Maml/MAML.cs

@@ -183,16 +183,16 @@ internal static int MainCore(TlcEnvironment env, string args, bool alwaysPrintSt
                     if (count == 0)
                     {
                         // Didn't recognize any of the exceptions.
-                        ch.Error(MessageSensitivity.None, "***** Unexpected failure. Please contact 'tlcsupp' with details *****");
+                        ch.Error(MessageSensitivity.None, "***** Unexpected failure. Please refer to https://aka.ms/MLNetIssue with details *****");
                         if (isDumpSaved)
                         {
-                            ch.Error(MessageSensitivity.None, "***** Error log has been saved to '{0}', please send this file to 'tlcsupp' *****",
+                            ch.Error(MessageSensitivity.None, "***** Error log has been saved to '{0}', please refer to https://aka.ms/MLNetIssue *****",
                                 dumpFilePath);
                         }
                     }
                     else if (isDumpSaved)
                     {
-                        ch.Error(MessageSensitivity.None, "Error log has been saved to '{0}'. Please send this file to 'tlcsupp' if you need assistance.",
+                        ch.Error(MessageSensitivity.None, "Error log has been saved to '{0}'. Please refer to https://aka.ms/MLNetIssue if you need assistance.",
                             dumpFilePath);
                     }
 

src/Microsoft.ML.Sweeper/Algorithms/Grid.cs

@@ -80,11 +80,7 @@ public virtual ParameterSet[] ProposeSweeps(int maxSweeps, IEnumerable<IRunResul
                     (AlreadyGenerated(paramSet, prevParamSets) || AlreadyGenerated(paramSet, result)));
 
                 Contracts.Assert(paramSet != null);
-
-                if (!result.Contains(paramSet))
-                {
-                    result.Add(paramSet);
-                }
+                result.Add(paramSet);
             }
 
             return result.ToArray();
@@ -177,12 +173,7 @@ public override ParameterSet[] ProposeSweeps(int maxSweeps, IEnumerable<IRunResu
                     if (!AlreadyGenerated(_cache[iPerm], prevParamSets))
                         break;
                 }
-
-                if(!_cache.Contains(_cache[iPerm]))
-                {
-                    result.Add(_cache[iPerm]);
-                }
-
+                result.Add(_cache[iPerm]);
             }
             return result.ToArray();
         }