v0.20.0

Bug Fixes

• assert: Adjust assertion behavior to be stricter (#1289) (0919bf4), closes awslabs/cdk-ops#186
• aws-cdk: fix profile use in non-'aws' partitions (#1283) (5478913), closes #1262 #1109
• upgrade jsii to v0.7.12 (#1328) (62b7941)
• aws-cdk: fix YAML line wrapping issue (#1334) (48b9bdd), closes #1309
• aws-codecommit: make the onCommit CloudWatch Event respect creating the branch as well. (#1320) (cb1aed9)
• aws-ecr: add the addToPipeline method to IRepository. (#1329) (c4a9b74)
• aws-ecs: fix healthCheckGracePeriodSeconds (#1266) (3a89e21), closes #1265
• aws-ecs: set permissions for 'awslogs' log driver (#1291) (f5bc59b), closes #1279
• aws-lambda: code.asset now supports jar files, fixes #1294 (#1330) (3076070)
• aws-logs: set default log retention of LogGroup to 731 instead of 730 (#1344) (71dc09f), closes #1343

Features

• aws-cdk: directory assets follow symlinks (#1318) (2dfd593), closes #731
• aws-s3: orphan buckets by default (#1273) (2eb47ad), closes #1269
• core: include jsii runtime version in analytics (#1288) (f06de18), closes awslabs/jsii#325 #1258 awslabs/cdk-ops#127
• core: only include cdk libs in version reporting (#1290) (6184423), closes awslabs/cdk-ops#172
• docs: add design process description & basic style guide (#1229) (5ffa7e2), closes awslabs/cdk-ops#177
• toolkit: include toolkit version in AWS::CDK::Metadata (#1287) (5004f50), closes #1286

BREAKING CHANGES

• assert: the behavior change of haveResource can cause tests to
  fail. If allowing extension of the expected values is the intended behavior, you can
  switch to the haveResourceLike matcher instead, which exposes the previous
  behavior.