Add new service integrations docs. (#14)

* Add new service integrations docs. Remove signing.rst as it is now embedded in README.

* Now the names of the service integrations will appear in outer docs as well.

Author: ertukara0

doc/services.rst

@@ -0,0 +1,50 @@
+Service Integrations
+=====================
+
+This module provides classes to build steps that integrate with Amazon DynamoDB, Amazon SNS, Amazon SQS and Amazon EMR.
+
+
+**Table of Contents**
+
+- `Amazon DynamoDB <#amazon-dynamodb>`__
+
+- `Amazon SNS <#amazon-sns>`__
+
+- `Amazon SQS <#amazon-sqs>`__
+
+- `Amazon EMR <#amazon-emr>`__
+
+
+Amazon DynamoDB
+----------------
+.. autoclass:: stepfunctions.steps.service.DynamoDBGetItemStep
+
+.. autoclass:: stepfunctions.steps.service.DynamoDBPutItemStep
+
+.. autoclass:: stepfunctions.steps.service.DynamoDBDeleteItemStep
+
+.. autoclass:: stepfunctions.steps.service.DynamoDBUpdateItemStep
+
+Amazon SNS
+-----------
+.. autoclass:: stepfunctions.steps.service.SnsPublishStep
+
+Amazon SQS
+-----------
+.. autoclass:: stepfunctions.steps.service.SqsSendMessageStep
+
+Amazon EMR
+-----------
+.. autoclass:: stepfunctions.steps.service.EmrCreateClusterStep
+
+.. autoclass:: stepfunctions.steps.service.EmrTerminateClusterStep
+
+.. autoclass:: stepfunctions.steps.service.EmrAddStepStep
+
+.. autoclass:: stepfunctions.steps.service.EmrCancelStepStep
+
+.. autoclass:: stepfunctions.steps.service.EmrSetClusterTerminationProtectionStep
+
+.. autoclass:: stepfunctions.steps.service.EmrModifyInstanceFleetByNameStep
+
+.. autoclass:: stepfunctions.steps.service.EmrModifyInstanceGroupByNameStep

doc/signing.rst

@@ -21,3 +21,4 @@ Functions.
     choicerules
     compute
     sagemaker
+    services