------------------
* Setup tox (1187)
* Set line length for Python files in EditorConfig (1188)
* Fix EC2 SpotFleet properties 1195 (1198)
* Add MultiValueAnswer property for AWS::Route53::RecordSet (1199)
* adding RDS properties, per Nov 9 2018 update https://docs.aws.amazon.… (#1201)
* Add Secrets Managers resources, per Nov 9 2018 update (1202)
* Add DLM support, per Nov 12 2018 update (1203)
* Adds support for Permissions Boundaries on AWS::IAM::Role and AWS::IAM::User (1205)
* Add support for multi*region action in CodePipeline (1207)
* Added support for Aurora BacktrackWindow. (1210)
* Add AWS::AppStream resources
* Add Tags and WorkspaceProperties to WorkSpaces::Workspace
* Add support for AWS::AutoScalingPlans::ScalingPlan (1197)
* adding KmsMasterKeyId to Topics, per Nov 19 2018 update
* adding PublicAccessBlockConfiguration to s3 buckets, per Nov 19 2018 update
* Validate Lambda environment variable names (1186)
* Fix DockerVolumeConfiguration Labels and DriverOpts definition (1194)
* Setup to_dict for Tags AWSHelper (1189)
* Delete CodeDeploy EC2TagSetList class as it is just a property of EC2TagSet (1212)
* Fix bugs and add missing properties in sagemaker (1214)
* adding DeletionProtection property to RDS, per Nov 19 2018 update (1215)
* adding PublicAccessBlockConfiguration to s3 buckets, per Nov 19 2018 update (1216)
* Merge pull request 1217 from axelpavageau/feature/sns*20181119*update
* Add volume encryption, per Nov 19 2018 update (1218)
* Add PublicIpv4Pool property to EIPs, per Nov 19 2018 update (1219)
* Add new Lambda resources and props, per Nov 29 2018 update (1242)
* Add MixedInstancesPolicy property to autoscaling groups, per Nov 19 2018 update. (1220)
* Add tags to API Gateway resources, per Nov 19 2018 update (1221)
* Add various EMR properties, per Nov 19 2018 update (1222)
* Add new kinesis resource, per Nov 20 2018 update (1224)
* Make Lambda::LayerVersion CompatibleRuntimes a list of strings
* Add new route53 resources, per Nov 20 2018 update (1223)
* Add new EC2Fleet resource, per Nov 20 2018 update (1225)
* Add new appsync FunctionConfiguration resource & properties, per Nov 20 2018 update (1226)
* Update AWS::CloudWatch::Alarm, per Nov 20 2018 update (1227)
* CloudWatch MetricDataQuery Id is required
* Add DatapointsToAlarm to AWS::CloudWatch::Alarm (1244)
* Alphabetize DatapointsToAlarm in CloudWatch
* Update Autoscalingplans properties, per Nov 20 2018 update (1228)
* Add Iot1click resources (1229)
* Add new Transit Gateway resources, per Nov 26 2018 release (1232)
* Fix online merge issue
* Fixes EC2 SpotFleet LoadBalancersConfig structure (1233)
* Sets InstanceType in EC2 LaunchTemplateData to not required. (1234)
* Add new HttpNamespace resource & various servicediscovery props, per Nov 28 2018 update (1237)
* Add new ec2 properties, per Nov 28 2018 update (1238)
* EC2 Instance LicenseConfigurationArn is required
* Add on*demand billing for DynamoDB tables (1243)
* Correct RoleArn case for OrganizationAggregationSource (1247)
* Add various codebuild properties, per Dec 6 2018 update (1249)
* Add support for DeploymentPreference to AWS::Serverless::Function (1251)
* Update typo on EnableCloudwatchLogsExports (1253)
* Add new AmazonMQ resource, per Dec 13 2018 update (1254)
* Add Alexa Skill resource, per Nov 20 2018 update (1230)
* Add new IoTAnalytics resources, per Dec 13 2018 update (1255)
* Extend Action to support Redirect and FixedResponse for AWS::ElasticLoadBalancingV2::ListenerRule (1140)
* Add support for extensible resource definitions in template generator (1154)
* Updates CloudFront with missing parameters and validators (1235)
* Added support for AWS Batch PlacementGroup & LaunchTemplate (1262)
* Add DeleteAutomatedBackups to RDS DBInstance (1263)
* Add missing KMS key properties (1265)
* Fix pep errors due to online merge
* Fix EC2Fleet class definition to match functional correctness of CloudFormation (1266)
* Add Tags property to AWS::AmazonMQ::Broker, per 2019 Jan 3 update (1267)
* Add Containers property to AWS::SageMaker::Model per 2019 Jan 3 update (1268)
* Add AWS::Route53Resolver::ResolverRuleAssociation resource, per 2019 Jan 3 update (1269)
* Fix nested 'Name' sections in Output import (1270)
* README.rst: Use SVG build status badge (1271)
* Add test for nested Name in TemplateGenerator fixed via 1270