2.0.1 (2017-10-21)

• Allow s3.Bucket AccessControl to be an AWSHelperFn
• Add AWS::ElasticLoadBalancingV2::ListenerCertificate
• Add serverless FunctionName and change how Tags are implemented
• Make AdjustmentType an optional property of ScalingPolicy as it is not used/supported for target (#849)
• Add maintenance window for SSM (#851)
• Add Tags, Tracing, KmsKeyArn, DLQ to serverless(SAM) (#853)
• Add new AWS::SSM resources (#854)
• EC2 NoDevice should be type boolean not dict (#858)
• Fixes RecordColumns cardinality for InputSchema and ReferenceSchema (#859)
• Make AWS::Batch::JobQueue::JobQueueName optional (#860)
• Fixes ApplicationOutput/Output cardinality (#863)

2.0.0 (2017-10-07)

• Note: the s3.Bucket change (#844) may cause a breaking change for non-named arguments.
• Add DefinitionBody to serverless API (#822)
• Adding kinesis stream source to firehose (#823)
• Add Event::Rule::Target::EcsParameters (#824)
• Add S3 Transfer Acceleration to AWS::S3::Bucket (#833)
• Add AvailabilityZone property to TargetDescription (#834)
• Add Tags to NATGateway (#835)
• Add ResourceLifecycleConfig to ElasticBeanstalk (#836)
• Add AWS::Athena::NamedQuery (#837)
• Added platformArn to Environment and ConfigurationTemplate (#839)
• Events target (fixes #830) (#840)
• Refactor s3.Bucket to remove custom init() and add tests (#844)
• Be more explicit on the use of the Tags object for Tags (#845)

1.9.6 (2017-09-24)

• Added missing EU_WEST_2 constants. (#776)
• Override object validation (#780)
• Update PyPI Information (#785)
• Adding IPv6 changes to AWS::EC2::Subnet (#786)
• NetworkACL Protocl Constants (#787)
• Add support for EFS encryption (#789)
• Add AWS::ApiGateway::GatewayResponse (#790)
• Add support for aurora-postgresql as a valid DB engine (#791)
• adding sqs server side encryption (#793)
• Support new code deploy options (#794)
• Add AWS Batch Support (#796)
• VPC expansion support (#797)
• Add NLB Functionality (#806)
• Fix typos in examples/DynamoDB_Table.py (#807)
• Revert "Accept Join type as parameter default value as it returns a string (#752)" (#808)
• Change Cognito UserPool SchemaAttribute required value to boolean (#809)
• Updating case of 'AssignIPv6AddressOnCreation' (#810)
• Fix spelling error to in RedshiftVPC example (#811)
• EFS example: SecurityGroupRule can't be referred to as a Ref (#813)
• Update README.rst with current supported resources (#814)
• Add CloudTrail EventSelectors (#815)
• Add DAX support (#818)
• Add KinesisAnalytics support (#819)
• Add new ApiGateway resources (#820)
• Add autoscaling example for http requests that closes #630 (#821)
• Add new S3 Lifecycle Rule properties
• Add IoT DynamoDBv2Action and update DynamoDBAction properties
• Add EventSourceToken to Lambda::Permission
• Add new pseudo parameters
• Add DocumentationVersion to AWS::ApiGateway::Stage
• Add S3 Bucket MetricsConfiguration and fix TagFilter spelling
• Add TargetType to ELBv2::TargetGroup
• Add TargetTrackingConfiguration to AutoScaling::ScalingPolicy
• Add ReplaceUnhealthyInstances and Type to SpotFleetRequestConfigData
• Add ExtendedS3DestinationConfiguration to firehose DeliveryStream
• Add AWS::EC2::NetworkInterfacePermission

1.9.5 (2017-07-26)

• Add support for latest Cloudwatch alarms properties (#694)
• Raise ValueError for Outputs and Mappings - Fix Issue #732 (#733)
• Add AWS::EMR::SecurityConfiguration support (#738)
• Create CODE_OF_CONDUCT.md (#740)
• Added UsagePlans to API Gateway example (#741)
• EMR AutoScaling Complex Validation and Introduction of an ignore validator type (#743)
• Add PrivilegedMode option to CodeBuild Environments (#744)
• EFS DependsOn Ref to object fix (#746)
• README - add syntax highlighting (#747)
• Make handling of DependsOn more pythonic (#748)
• Accept Join type as parameter default value as it returns a string (#752)
• AWS SAM support (#754)
• Fixed UsagePlan example to proper Ref (#755)
• Fix cognito StringAttributeConstraints property names (Fixes #756)
• Add 'SourceAuth' property to CodeBuild Source (#758)
• Make it easier to get at hidden attributes (Fixes #760)
• Size/IOPS should be positive_integers (#761)
• Check that FIFO Queues end with .fifo (#757)
• Add AWS::CloudWatch::Dashboard (Fixes #763)
• Ulimit's HardLimit and SoftLimit validator change (#764)
• Adding EgressOnlyInternetGateway to EC2::Route (#765)
• Allow passing in a dict into DashboardBody (#767)
• Handle SQS QueueName using an AWSHelperFn (Fixes #773)
• LifecycleHook NotificationTargetARN and RoleARN are now optional
• Remove RoleArn from Events::Rule and add to Target property
• Add TracingConfig property to AWS::Lambda::Function
• Add Tags to some RedShift resources
• Add AWS::ApiGateway::DomainName
• Add AWS::EC2::EgressOnlyInternetGateway
• Add AWS::EMR::InstanceFleetConfig
• Add BinaryMediaTypes to ApiGateway::RestApi
• Add TargetTrackingScalingPolicyConfiguration
• Add TrailName to CloudTrail::Trail
• Add AlarmConfiguration and TriggerConfigurations
• Add Tags and TimeToLiveSpecification to DynamoDB::Table
• Add RetentionPeriodHours to Kinesis::Stream
• Add ReplicationSourceIdentifier to RDS::DBCluster
• Add LoggingProperties to Redshift::Cluster
• Add AWS Database Migration Service (DMS) support
• Add test target to Makefile
• Make it easier to download the latest CF resource spec
• Added and reverted out of this release:
  • Fix pycodestyle issue in tests/test_yaml.py
  • Output yaml (to_yaml) using cfn_flip (Fixes #567)
  • Special case If during parameter checking (Fixes #772)
  • Raise TypeError when a scaler AWSHelperFn is used in a list context (#751)

1.9.4 (2017-06-04)

• Fix typo in S3_Bucket.py example (#696)
• Added .Ref & .GetAtt helper methods (#697)
• Add Pseudo Parameter Ref objects (#698)
• Fix NamespaceType typo in codebuild::Artifacts() (fixes #701)
• Add IpAddressType property to elbv2. (#703)
• Add new AWS::Lambda::Function Tags support (#705)
• Added ECS PlacementConstraints, PlacementStrategy, and ServiceName (#706)
• Add missing CidrIpv6 property to securityrule. (#710)
• Add missing properties to various objects in ec2.py (#711)
• logs.LogGroup#RetentionInDays is strictly defined list (#712)
• Add ManagedPolicyName to AWS::IAM::ManagedPolicy (Fixes #714)
• Add better validations for Parameter Default types (Fixes #717)
• Add AWS::Cognito (fixes #720)
• Add required attribute, JobFlowId, to EMR::InstanceGroupConfig (#722)
• Add WAFRegional support (#723)
• fix for ElastiCacheRedis.py example to use awacs (#725)
• Add EMR autoscaling (#729)
• Add SshUsername to AWS::OpsWorks::UserProfile
• Add PlacementConstraints to AWS::ECS::TaskDefinition
• Add MaximumExecutionFrequency to Config SourceDetails

1.9.3 (2017-04-13)

• Fix pycodestyle by using an explicit exception type
• Add more details to pycodestyle errors for travis runs
• Fix validator function exception test
• Remove limit check on conditions - Fixes #657
• Allow valid value for TargetGroup HealthCheckPort (#659)
• Added step functions and basic tests (#661)
• Adding example for CloudTrail (from http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-cloudtrail-trail.html) (#667)
• Fix ApiGateway.py sample (#666)
• Update comment on type checking
• Added missing props to ec2.NetworkInterfaces (#669) (#670)
• Add WAF Common Attacks Sample (#675)
• Updated constants with new instance types (#674)
• SSM Targets - fix spelling mistake (Value => Values) (#673)
• Do json validation on ApiGateway::Model Schema (Fix #679) (#681)
• SQS: Add FifoQueue and ContentBasedDeduplication (#687)
• VPCPeeringConnection: add PeerOwnerId & PeerRoleArn (#688)
• IAM: Add InstanceProfileName to InstanceProfile (#689)
• Add ApiGateway UsagePlanKey resource
• Add DeadLetterConfig property to Lambda::Function
• Add new subproperties to route53 and redshift (#690)
• Route53: ChildHealthChecks is a list of strings (#690)
• Fix typo in S3_Bucket_With_Versioning_And_Lifecycle_Rules.py (#693)
• Allow a dict to be passed in to initalize Tags (#692)
• Add SSM::Parameter
• Update autoscaling example to remove rebinding (#695)

1.9.2 (2017-01-29)

• Extra template validation (#635)
• Update ECS to Jan 17, 2017 release (#642)
• Add Timezone property to DBInstance (#643)
• Test Python 3.6 (#644)
• Adding RDS engine support for oracle-se2 (#646)
• Correct required in ecs.Service (#645)
• Add Separator property to IoT Firehose Action
• Add Fn::Split function (#647)
• Added to_dict() method to troposphere.Template (#651)
• Allow use of AWSHelperFn for IOPS (#652)
• Allow HelperFN w/ autoscaling policies (#654)

1.9.1 (2017-01-03)

• Improve readability of AssumeRolePolicyDocument attribute (#591)
• Add Environment to Lambda Function (#616)
• Adding DataSources to OpsWorks App and RdsDbInstances to OpsWorks Stack (#621)
• Added SNS::Subscription resource (SubscriptionResource) (#622)
• Added CodeBuild Project resource and a CodeBuild example (#624)
• Add back support for Python 2.6 (#626)
• Fixed missing add_resource in example Cloudwatch rule (#629)
• Create new property Environment for aws lambda Function (#631)
• Add KmsKeyArn to Lambda Function
• Add CopyTagsToSnapshot to RDS::DBInstance
• Fix pycodestyle issues with examples/Lambda.py
• Add AWS::SSM::Association
• Add AWS::EC2::SubnetCidrBlock and AWS::EC2::VPCCidrBlock
• Add mutually_exclusive validator
• Add DocumentType to AWS::SSM::Document
• Add OpsWorks Resources: UserProfile and Volume
• Update opsworks per 2016-11-22 changes
• Allow both dict and string for opswork CustomJson
• Add IPv6 support from 2016-12-01 update

1.9.0 (2016-11-15)

• Note: the dynamodb change below may cause backwards compatibility issues.
  There have been deprecation warnings for a while.
• Replace dynamodb module with dynamodb2 (#564)
• Add CodeCommit as a supported AWS resource type
• Add update of github Releases page to RELEASE doc
• Update elasticache for 2016-10-12 changes (#592)
• Support for S3 Lifecycle Rule property NoncurrentVersionTransitions (#596)
• Include resource title in required attr exception (#597)
• Added Placement class for the Placement property in LaunchSpecifications. (#598)
• Add EFS example (#601)
• Add support to old mysql db engine (#602)
• Fix typo in Example Allowed Values (#603)
• Remove title validation. Fixes #428 (#605)
• Add support for conditions in cfn2py script (#606)
• Added MongoDB default port to constants (#608)
• Add HttpVersion prop to DistributionConfig (CloudFront HTTP/2 Support) (#609)
• Added missing QueryStringCacheKeys property to CloudFront ForwardedValues (#612)
• Add a validator for ELB names (#615)

• Add SpotPrice to SpotFleet LaunchSpecifications
• Add new properties to ECS (Clustername to Cluster and Family to TaskDefinition)
• Add Alias object to KMS (fixes #568)
• Added cross-stack references (#569)
• Handle lambda => awslambda mapping in cfn2py (#573)
• Add support for Tags to Certificate Manager Certificates (#574)
• Adding enhanced monitoring to rds.DBInstance (#575)
• Add support for LogGroupName in Logs::LogGroup (#576)
• Update Export param (#579)
• Add support for Fn::Sub (#582)
• RDS DBInstance Engine required even when DBSnapshotIdentifier is set (#583)
• Resource updates for 2016-10-06 changes (Fixes #584)
• Add AWS::ApiGateway::UsagePlan (fixes #585)
• Add AWS::CodeCommit::Repository (fixes #586)
• Provide better type checking for values in from_dict (#587)
• Allow HelperFn in UpdatePolicy for ASG (#588)
• Fixed from_dict case where you have a list of non BaseAWSObjects (#589)

1.8.1 (2016-09-12)

• Add TargetGroupArn and fix ContainerPort (#549)
• Update ApiGateway resources (#550)
• Add support for AutoScalingCreationPolicy (#552)
• Change param type for resource: RestAPI (#553)
• Add support for IAM Roles in ECS Task Definitions (#556)
• Allow Tags on AWS::CloudFormation::Stack (#557)
• Added support for protocol in container definition PortMapping property. (#558)
• Add Tags prop to Kinesis::Stream (#565)
• Add a sample ECS Cluster template (#559)
• Add support for ElasticsearchVersion in Elasticsearch Domain (#560)
• WAF SizeContraint needs to be an AWSProperty (Fixes #561)
• Add Tags prop to Kinesis::Stream (#565)

1.8.0 (2016-08-15)

• Support "UserName" property for AWS::IAM::User #529
• Remove double S from S3ObjectVersion (fixes #530) (#531)
• Fix TemplateGenerator import logic. (#533)
• Add Name attributes for IAM groups and roles (#535)
• Automatically check if zip_file exceeds 4096 chars #537
• Add AWS Certificate Manager (#538)
• Add Application Auto Scaling (#539)
• CloudFront updates (Aug 9, 2016) (#540)
• Add PerformanceMode to FileSystem resource (#541)
• Add AWS Internet of Things (#542)
• Extend Template constructor. (#543)
• Add application loadbalancer objects and properties (#544)
• Improve check_zip_file to calculate a minimum length (#548)

1.7.0 (2016-07-07)

• Convert fake AWSHelperFns into AWSProperties (#478)
• cfn script: allow update (#484)
• Validate the template against AWS before stack creation (#485)
• Fix capitalization in README (#487)
• Remove duplicate waf FieldToMatch class (fixes #489)
• Tune validation logic and test cases for S3 bucket names (#486)
• waf XssMatchTuple should be an AWSProperty (Fixes #498)
• Allow setting a different region for S3 upload (#491)
• fix attribute for ApiKey (Enable -> Enabled) (#492)
• Invoke join correctly (#493)
• EMR: fix EBS configuration (#497)
• EMR: Action on Failure Fix (CONTINUE_AND_WAIT->CANCEL_AND_WAIT) (#501)
• Rewritten the helper to be more flexible (#502)
• Added support for Kinesis Firehose (#505)
• Add support for VPC Flow Logs (#507)
• Syntax highlighting for readme python sample (#508)
• Added Name property to Kinesis streams (#510)
• Availability zones and EC2 instance type (#512)
• Add AutoScalingReplacingUpdate to UpdatePolicy (#513)
• Removed validation for DBSubnetGroupName when creating a read replica with SourceDBInstanceIdentifier (#515)
• EMR configurations values: also allow AWS helper functions (#516)
• Fix AssociationParameters Value type to list of strings (#518)
• Add DependsOn to Deployment and remove Enabled from StageKey (#519)
• Update fields in apigateway StageDescription (#521)
• Fix rename pep8->pycodestyle and bump to fixed pyflakes (#522)
• Allows MultiAZ=false with AvailabilityZone in rds (#524)
• Do not require Status as a param in iam.AccessKey (#525)
• Fix badges in README

• Remove unnecessary AWSHelperFn from props
• ReplicationConfigurationRules Destination is now an object (#380)
• Add WAF SizeConstraintSet and XssMatchSet
• Logs SubscriptionFilter (#413)
• Elasticsearch support (#415)
• Fixed ConfigSnapshotDeliveryProperties type (#420)
• Adding support for EMR resources (#421)
• Fix ecs.TaskDefinition.Volumes that was incorrectly flagged as required (#422)
• AWS::ECR test example (#423)
• Add cloudfront hostedzoneid for route53 (#427)
• Typo in variable name (431)
• ScalingAdjustment is an integer (#432)
• Add Compress to CloudFront (#433)
• Added missing S3OriginConfig parameter(#437)
• Allow both GetAtt and a basestring (#440)
• Add VpcConfig to AWS::Lambda::Function (#442)
• Add Version Resource to awslambda (#443)
• Add Alias Resource to awslambda (#444)
• Ignore If expression during validation of ASG (#446)
• Add test and tweak fix for ASG MaxSize If fix (#446)
• Provide Valid Lambda Function Memory Values for use in Parameters (#449)
• Add FunctionName to Lambda::Function (#452)
• Add support for EBS volume configuration in EMR resources (#453)
• Add elasticsearch instance type constants (#454)
• DomainName isn't a required parameter (#457)
• Create Documentation To Help Contributors (#458)
• Move Groups to property, add policy template version (#460)
• Fix Elasticsarch Domain object naming and add backward compatibility (#461)
• EC2 update FromPort, ToPort and Egress as optional (#463)
• ApiGateway Resources (#466)
• Added CloudWatch Events support (#467)
• Import JSON Templates (#468)
• Fix config Source object to take a list of SourceDetails (#469)
• Update Contribute Document to Use Requirements.txt (#470)
• Update to Apr 25, 2016 release (#471)
• Implement LifecycleRule Transitions property (#472)
• Better AWSHelperFn support in template generator (#473)
• Fix Bucket AccessControl to allow Ref (#475)
• Fix baseclass for AWS::Logs::Destination (#481)
• Add test for AWS::Logs::Destination (#482)

1.5.0 (2016-03-01)

• Add MariaDB to list of RDS engines [GH-368]
• Add ap-northeast [GH-373]
• Add T2 Nano [GH-374]
• capability support for cfn [GH-375]
• Update to resource list in documentation [GH-383]
• More info from validator function errors [GH-385]
• Add testing for python 3.5 [GH-388]
• Extended title validation [GH-389]
• EC2 NAT Gateway [GH-394]
• Add AWS::ECR::Repository [GH-395]
• Add KmsKeyId and StorageEncrypted to DBCluster [GH-396]
• Add awacs soft dependency [GH-397]
• New dynamodb2 module to replace dynamodb for consistent interface [GH-398]
• Add IsMultiRegionTrail support [GH-399]
• Add IncludeGlobalResourceTypes to RecordingGroup [GH-400]
• Capitalize examples [GH-404]
• use location constants for bucket creation in cfn [GH-409]

1.4.0 (2016-01-01)

• Add RDS Aurora support [GH-335]
• Change DeploymentGroup Ec2TagFilters to list [GH-337]
• Correct EC2 SpotFleet LaunchSpecifications [GH-338]
• RDS::DBCluster change AvailabilityZone to AvailabilityZones [GH-341]
• ECS LoadBalancerName property is a string [GH-342]
• CodeDeploy S3Location Version property is not a default requirement [GH-345]
• Add AutoEnableIO to AWS::EC2::Volume
• Only discard Properties in JSONrepr [GH-354]
• CodeDeploy added ApplicationName [GH-357]
• CodeDeploy DeploymentGroupName property missing [GH-358]
• Add in cloudfront properties for max, default [GH-360]
• Allow RDS iops to be 0 [GH-361]
• Add CodePipline support [GH-362]
• Implemented CloudFormation changes from Dec 3 and Dec 28 [GH-366]
• Add AWS::Config, AWS::KMS, AWS::SSM

1.2.1 (2015-09-07)

• Bugfix for RDS Ref/GetAtt issue [GH-310]