Generate updated documentation

This commit updates the generated documentation for the client, to include 7.4 changes.

Author: russcam

docs/aggregations.asciidoc

@@ -47,6 +47,7 @@ new ParentAggregation("name_of_parent_agg", typeof(CommitActivity)) <1>
 }
 ----
 <1> `join` field is determined from the _child_ type. In this example, it is `CommitActivity`
+
 <2> sub-aggregations are on the type determined from the `join` field. In this example, a `Project` is a parent of `CommitActivity`
 
 [source,javascript]

docs/aggregations/bucket/parent/parent-aggregation-usage.asciidoc

@@ -206,15 +206,15 @@ new TermsAggregation("states")
 [source,csharp]
 ----
 response.ShouldBeValid();
-var states = response.Aggregations.Terms("states");
+var states = response.Aggregations.Terms<StateOfBeing>("states");
 states.Should().NotBeNull();
 states.DocCountErrorUpperBound.Should().HaveValue();
 states.SumOtherDocCount.Should().HaveValue();
 states.Buckets.Should().NotBeNull();
 states.Buckets.Count.Should().BeGreaterThan(0);
 foreach (var item in states.Buckets)
 {
-    item.Key.Should().NotBeNullOrEmpty();
+    item.Key.Should().BeOfType<StateOfBeing>();
     item.DocCount.Should().BeGreaterOrEqualTo(1);
 }
 states.Meta.Should().NotBeNull().And.HaveCount(1);

docs/aggregations/bucket/terms/terms-aggregation-usage.asciidoc

@@ -23,6 +23,7 @@ a => a
 .DateHistogram("projects_started_per_month", dh => dh
     .Field(p => p.StartedOn)
     .Interval(DateInterval.Month)
+    .MinimumDocumentCount(1)
     .Aggregations(aa => aa
         .Sum("commits", sm => sm
             .Field(p => p.NumberOfCommits)
@@ -56,6 +57,7 @@ new DateHistogramAggregation("projects_started_per_month")
 {
     Field = "startedOn",
     Interval = DateInterval.Month,
+    MinimumDocumentCount = 1,
     Aggregations =
         new SumAggregation("commits", "numberOfCommits") &&
         new FilterAggregation("stable_state")
@@ -85,7 +87,8 @@ new DateHistogramAggregation("projects_started_per_month")
   "projects_started_per_month": {
     "date_histogram": {
       "field": "startedOn",
-      "interval": "month"
+      "interval": "month",
+      "min_doc_count": 1
     },
     "aggs": {
       "commits": {

docs/aggregations/pipeline/bucket-script/bucket-script-aggregation-usage.asciidoc

@@ -0,0 +1,94 @@
+:ref_current: https://www.elastic.co/guide/en/elasticsearch/reference/7.4
+
+:github: https://github.com/elastic/elasticsearch-net
+
+:nuget: https://www.nuget.org/packages
+
+////
+IMPORTANT NOTE
+==============
+This file has been generated from https://github.com/elastic/elasticsearch-net/tree/7.x/src/Tests/Tests/Aggregations/Pipeline/CumulativeCardinality/CumulativeCardinalityAggregationUsageTests.cs. 
+If you wish to submit a PR for any spelling mistakes, typos or grammatical errors for this file,
+please modify the original csharp file found at the link and submit the PR with that change. Thanks!
+////
+
+[[cumulative-cardinality-aggregation-usage]]
+=== Cumulative Cardinality Aggregation Usage
+
+==== Fluent DSL example
+
+[source,csharp]
+----
+a => a
+.DateHistogram("projects_started_per_month", dh => dh
+    .Field(p => p.StartedOn)
+    .CalendarInterval(DateInterval.Month)
+    .Aggregations(aa => aa
+        .Cardinality("commits", sm => sm
+            .Field(p => p.NumberOfCommits)
+        )
+        .CumulativeCardinality("cumulative_commits", d => d
+            .BucketsPath("commits")
+        )
+    )
+)
+----
+
+==== Object Initializer syntax example
+
+[source,csharp]
+----
+new DateHistogramAggregation("projects_started_per_month")
+{
+    Field = "startedOn",
+    CalendarInterval = DateInterval.Month,
+    Aggregations =
+        new CardinalityAggregation("commits", "numberOfCommits") &&
+        new CumulativeCardinalityAggregation("cumulative_commits", "commits")
+}
+----
+
+[source,javascript]
+.Example json output
+----
+{
+  "projects_started_per_month": {
+    "date_histogram": {
+      "field": "startedOn",
+      "calendar_interval": "month"
+    },
+    "aggs": {
+      "commits": {
+        "cardinality": {
+          "field": "numberOfCommits"
+        }
+      },
+      "cumulative_commits": {
+        "cumulative_cardinality": {
+          "buckets_path": "commits"
+        }
+      }
+    }
+  }
+}
+----
+
+==== Handling Responses
+
+[source,csharp]
+----
+response.ShouldBeValid();
+
+var projectsPerMonth = response.Aggregations.DateHistogram("projects_started_per_month");
+projectsPerMonth.Should().NotBeNull();
+projectsPerMonth.Buckets.Should().NotBeNull();
+projectsPerMonth.Buckets.Count.Should().BeGreaterThan(0);
+
+foreach (var item in projectsPerMonth.Buckets)
+{
+    var commitsDerivative = item.CumulativeCardinality("cumulative_commits");
+    commitsDerivative.Should().NotBeNull();
+    commitsDerivative.Value.Should().NotBe(null);
+}
+----
+

docs/aggregations/pipeline/cumulative-cardinality/cumulative-cardinality-aggregation-usage.asciidoc

@@ -86,7 +86,7 @@ projectsPerMonth.Buckets.Count.Should().BeGreaterThan(0);
 
 foreach (var item in projectsPerMonth.Buckets)
 {
-    var commitsDerivative = item.Derivative("cumulative_commits");
+    var commitsDerivative = item.CumulativeSum("cumulative_commits");
     commitsDerivative.Should().NotBeNull();
     commitsDerivative.Value.Should().NotBe(null);
 }

docs/aggregations/pipeline/cumulative-sum/cumulative-sum-aggregation-usage.asciidoc

@@ -23,6 +23,7 @@ a => a
 .DateHistogram("projects_started_per_month", dh => dh
     .Field(p => p.StartedOn)
     .Interval(DateInterval.Month)
+    .MinimumDocumentCount(1)
     .Aggregations(aa => aa
         .Sum("commits", sm => sm
             .Field(p => p.NumberOfCommits)
@@ -42,6 +43,7 @@ new DateHistogramAggregation("projects_started_per_month")
 {
     Field = "startedOn",
     Interval = DateInterval.Month,
+    MinimumDocumentCount = 1,
     Aggregations =
         new SumAggregation("commits", "numberOfCommits") &&
         new DerivativeAggregation("commits_derivative", "commits")
@@ -55,7 +57,8 @@ new DateHistogramAggregation("projects_started_per_month")
   "projects_started_per_month": {
     "date_histogram": {
       "field": "startedOn",
-      "interval": "month"
+      "interval": "month",
+      "min_doc_count": 1
     },
     "aggs": {
       "commits": {

docs/aggregations/pipeline/derivative/derivative-aggregation-usage.asciidoc

@@ -23,6 +23,7 @@ a => a
 .DateHistogram("projects_started_per_month", dh => dh
     .Field(p => p.StartedOn)
     .Interval(DateInterval.Month)
+    .MinimumDocumentCount(1)
     .Aggregations(aa => aa
         .Sum("commits", sm => sm
             .Field(p => p.NumberOfCommits)
@@ -47,6 +48,7 @@ new DateHistogramAggregation("projects_started_per_month")
 {
     Field = "startedOn",
     Interval = DateInterval.Month,
+    MinimumDocumentCount = 1,
     Aggregations =
         new SumAggregation("commits", "numberOfCommits")
         && new MovingAverageAggregation("commits_moving_avg", "commits")
@@ -66,7 +68,8 @@ new DateHistogramAggregation("projects_started_per_month")
   "projects_started_per_month": {
     "date_histogram": {
       "field": "startedOn",
-      "interval": "month"
+      "interval": "month",
+      "min_doc_count": 1
     },
     "aggs": {
       "commits": {

docs/aggregations/pipeline/moving-average/moving-average-ewma-aggregation-usage.asciidoc

@@ -23,6 +23,7 @@ a => a
 .DateHistogram("projects_started_per_month", dh => dh
     .Field(p => p.StartedOn)
     .Interval(DateInterval.Month)
+    .MinimumDocumentCount(1)
     .Aggregations(aa => aa
         .Sum("commits", sm => sm.Field(p => p.NumberOfCommits))
         .MovingAverage("commits_moving_avg", mv => mv
@@ -46,6 +47,7 @@ new DateHistogramAggregation("projects_started_per_month")
 {
     Field = "startedOn",
     Interval = DateInterval.Month,
+    MinimumDocumentCount = 1,
     Aggregations =
         new SumAggregation("commits", "numberOfCommits")
         && new MovingAverageAggregation("commits_moving_avg", "commits")
@@ -66,7 +68,8 @@ new DateHistogramAggregation("projects_started_per_month")
   "projects_started_per_month": {
     "date_histogram": {
       "field": "startedOn",
-      "interval": "month"
+      "interval": "month",
+      "min_doc_count": 1
     },
     "aggs": {
       "commits": {

docs/aggregations/pipeline/moving-average/moving-average-holt-linear-aggregation-usage.asciidoc

@@ -23,6 +23,7 @@ a => a
 .DateHistogram("projects_started_per_month", dh => dh
     .Field(p => p.StartedOn)
     .Interval(DateInterval.Month)
+    .MinimumDocumentCount(1)
     .Aggregations(aa => aa
         .Sum("commits", sm => sm
             .Field(p => p.NumberOfCommits)
@@ -53,6 +54,7 @@ new DateHistogramAggregation("projects_started_per_month")
 {
     Field = "startedOn",
     Interval = DateInterval.Month,
+    MinimumDocumentCount = 1,
     Aggregations =
         new SumAggregation("commits", "numberOfCommits")
         && new MovingAverageAggregation("commits_moving_avg", "commits")
@@ -78,7 +80,8 @@ new DateHistogramAggregation("projects_started_per_month")
   "projects_started_per_month": {
     "date_histogram": {
       "field": "startedOn",
-      "interval": "month"
+      "interval": "month",
+      "min_doc_count": 1
     },
     "aggs": {
       "commits": {
@@ -129,7 +132,7 @@ foreach (var item in projectsPerMonth.Buckets)
     var movingAverage = item.MovingAverage("commits_moving_avg");
 
     // Moving Average specifies a window of 4 so
-    // moving average values should exist from 5th bucketr onwards
+    // moving average values should exist from 5th bucket onwards
     if (bucketCount <= 4)
         movingAverage.Should().BeNull();
     else

docs/aggregations/pipeline/moving-average/moving-average-holt-winters-aggregation-usage.asciidoc

@@ -31,6 +31,7 @@ a => a
             .BucketsPath("commits")
             .Window(30)
             .Predict(10)
+            .GapPolicy(GapPolicy.InsertZeros)
             .Model(m => m
                 .Simple()
             )
@@ -53,6 +54,7 @@ new DateHistogramAggregation("projects_started_per_month")
         {
             Window = 30,
             Predict = 10,
+            GapPolicy = GapPolicy.InsertZeros,
             Model = new SimpleModel()
         }
 }
@@ -79,6 +81,7 @@ new DateHistogramAggregation("projects_started_per_month")
           "model": "simple",
           "window": 30,
           "predict": 10,
+          "gap_policy": "insert_zeros",
           "settings": {}
         }
       }

docs/aggregations/pipeline/moving-average/moving-average-simple-aggregation-usage.asciidoc

@@ -23,6 +23,7 @@ a => a
 .DateHistogram("projects_started_per_month", dh => dh
     .Field(p => p.StartedOn)
     .Interval(DateInterval.Month)
+    .MinimumDocumentCount(1)
     .Aggregations(aa => aa
         .Sum("commits", sm => sm
             .Field(p => p.NumberOfCommits)
@@ -43,6 +44,7 @@ new DateHistogramAggregation("projects_started_per_month")
 {
     Field = "startedOn",
     Interval = DateInterval.Month,
+    MinimumDocumentCount = 1,
     Aggregations =
         new SumAggregation("commits", "numberOfCommits")
         && new SerialDifferencingAggregation("second_difference", "commits")
@@ -59,7 +61,8 @@ new DateHistogramAggregation("projects_started_per_month")
   "projects_started_per_month": {
     "date_histogram": {
       "field": "startedOn",
-      "interval": "month"
+      "interval": "month",
+      "min_doc_count": 1
     },
     "aggs": {
       "commits": {

docs/aggregations/pipeline/serial-differencing/serial-differencing-aggregation-usage.asciidoc

@@ -232,6 +232,7 @@ return s => s
         );
 ----
 <1> a list of aggregation functions to apply
+
 <2> Using LINQ's `Aggregate()` function to accumulate/apply all of the aggregation functions
 
 [[handling-aggregate-response]]
@@ -275,5 +276,6 @@ var maxPerChild = childAggregation.Max("max_per_child");
 maxPerChild.Should().NotBeNull(); <2>
 ----
 <1> Do something with the average per child. Here we just assert it's not null
+
 <2> Do something with the max per child. Here we just assert it's not null