Would be nice to know the defaults

When tuning it's important to know something about the defaults as the number of possible combinations is rather large and not knowing where one starts is rather a poor first step trying to optimize a model

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#### Document Details

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* ID: c16a2948-f15c-1e3a-d6c0-1cfaae544d57
* Version Independent ID: 0447cd1a-a1a3-76da-2ea3-c9f9efc051c1
* Content: [LightGbmMulticlassTrainer.Options Class (Microsoft.ML.Trainers.LightGbm)](https://docs.microsoft.com/en-us/dotnet/api/microsoft.ml.trainers.lightgbm.lightgbmmulticlasstrainer.options?view=ml-dotnet)
* Content Source: [dotnet/xml/Microsoft.ML.Trainers.LightGbm/LightGbmMulticlassTrainer+Options.xml](https://github.com/dotnet/ml-api-docs/blob/live/dotnet/xml/Microsoft.ML.Trainers.LightGbm/LightGbmMulticlassTrainer+Options.xml)
* Product: **dotnet-ml-api**
* GitHub Login: @sfilipi
* Microsoft Alias: **johalex**