Add include_in_all to TypeMapping (#2431)

Closes #2421
Conflicts:
	src/Nest/Mapping/TypeMapping.cs

Author: russcam

src/Nest/Indices/MappingManagement/PutMapping/PutMappingRequest.cs

@@ -21,6 +21,8 @@ internal PutMappingRequest() { }
 		/// <inheritdoc/>
 		public bool? DateDetection { get; set; }
 		/// <inheritdoc/>
+		public bool? IncludeInAll { get; set; }
+		/// <inheritdoc/>
 		public IEnumerable<string> DynamicDateFormats { get; set; }
 		/// <inheritdoc/>
 		public IDynamicTemplateContainer DynamicTemplates { get; set; }
@@ -73,6 +75,8 @@ public PutMappingRequest() : this(typeof(T), typeof(T)) { }
 		/// <inheritdoc/>
 		public bool? DateDetection { get; set; }
 		/// <inheritdoc/>
+		public bool? IncludeInAll { get; set; }
+		/// <inheritdoc/>
 		public IEnumerable<string> DynamicDateFormats { get; set; }
 		/// <inheritdoc/>
 		public IDynamicTemplateContainer DynamicTemplates { get; set; }
@@ -125,6 +129,7 @@ public PutMappingDescriptor(IndexName index, TypeName type) : base(r=>r.Required
 
 		IAllField ITypeMapping.AllField { get; set; }
 		bool? ITypeMapping.DateDetection { get; set; }
+		bool? ITypeMapping.IncludeInAll { get; set; }
 		IEnumerable<string> ITypeMapping.DynamicDateFormats { get; set; }
 		string ITypeMapping.Analyzer { get; set; }
 		string ITypeMapping.SearchAnalyzer { get; set; }
@@ -169,6 +174,9 @@ public PutMappingDescriptor<T> AutoMap(IPropertyVisitor visitor = null, int maxR
 		/// <inheritdoc/>
 		public PutMappingDescriptor<T> Dynamic(bool dynamic = true) => this.Dynamic(dynamic ? DynamicMapping.Allow : DynamicMapping.Ignore);
 
+		/// <inheritdoc/>
+		public PutMappingDescriptor<T> IncludeInAll(bool include = true) => Assign(a => a.IncludeInAll = include);
+
 		/// <inheritdoc/>
 		public PutMappingDescriptor<T> Parent(TypeName parentType) => Assign(a => a.ParentField = new ParentField { Type = parentType });
 

src/Nest/Mapping/TypeMapping.cs

@@ -22,6 +22,9 @@ public interface ITypeMapping
 		[Obsolete("Deprecated in 2.0.0 Removed in 5.0.0")]
 		IList<IMappingTransform> Transform { get; set; }
 
+		[JsonProperty("include_in_all")]
+		bool? IncludeInAll { get; set; }
+
 		[JsonProperty("analyzer")]
 		string Analyzer { get; set; }
 
@@ -82,6 +85,8 @@ public class TypeMapping : ITypeMapping
 		/// <inheritdoc/>
 		public DynamicMapping? Dynamic { get; set; }
 		/// <inheritdoc/>
+		public bool? IncludeInAll { get; set; }
+		/// <inheritdoc/>
 		public IEnumerable<string> DynamicDateFormats { get; set; }
 		/// <inheritdoc/>
 		public IDynamicTemplateContainer DynamicTemplates { get; set; }
@@ -123,6 +128,7 @@ public class TypeMappingDescriptor<T> : DescriptorBase<TypeMappingDescriptor<T>,
 		IAllField ITypeMapping.AllField { get; set; }
 		string ITypeMapping.Analyzer { get; set; }
 		bool? ITypeMapping.DateDetection { get; set; }
+		bool? ITypeMapping.IncludeInAll { get; set; }
 		DynamicMapping? ITypeMapping.Dynamic { get; set; }
 		IEnumerable<string> ITypeMapping.DynamicDateFormats { get; set; }
 		IDynamicTemplateContainer ITypeMapping.DynamicTemplates { get; set; }
@@ -161,6 +167,9 @@ public TypeMappingDescriptor<T> AutoMap(IPropertyVisitor visitor = null, int max
 		/// <inheritdoc/>
 		public TypeMappingDescriptor<T> Dynamic(bool dynamic = true) => this.Dynamic(dynamic ? DynamicMapping.Allow : DynamicMapping.Ignore);
 
+		/// <inheritdoc/>
+		public TypeMappingDescriptor<T> IncludeInAll(bool include = true) => Assign(a => a.IncludeInAll = include);
+
 		/// <inheritdoc/>
 		public TypeMappingDescriptor<T> Parent(TypeName parentType) => Assign(a => a.ParentField = new ParentField { Type = parentType });
 

src/Tests/Indices/MappingManagement/PutMapping/PutMappingApiTest.cs

@@ -29,6 +29,7 @@ protected override LazyResponses ClientUsage() => Calls(
 
 		protected override object ExpectJson { get; } = new
 		{
+			include_in_all = true,
 			properties = new
 			{
 				curatedTags = new
@@ -160,6 +161,7 @@ protected override LazyResponses ClientUsage() => Calls(
 
 		protected override Func<PutMappingDescriptor<Project>, IPutMappingRequest> Fluent => d => d
 			.Index(CallIsolatedValue)
+			.IncludeInAll()
 			.AutoMap()
 			.Properties(prop => prop
 				.Number(n => n
@@ -182,6 +184,7 @@ protected override LazyResponses ClientUsage() => Calls(
 
 		protected override PutMappingRequest<Project> Initializer => new PutMappingRequest<Project>(CallIsolatedValue, Type<Project>())
 		{
+			IncludeInAll = true,
 			Properties = new Properties<Project>
 			{
 				{ p => p.CuratedTags, new ObjectProperty