Merge master back onto develop

[sriram-mv]

Merging back from master to develop, to keep develop upto date. Looks like the large number of changes are just deleted examples.

• feat: add support for VPCEndpointIds in EndpointConfiguration

• fix: update formatting with black

• docs: update 2016-10-31.md

• docs: added api endpointconfiguration example

• docs: make example more generic

• fix: remove nested EndpointConfiguration types from output

• fix: only allow one EndpointConfiguration Type

• doc: update example to reflect only allowing one EndpointConfiguration
  Type

• fix : missing UserPool properties (Immutable AWS::Cognito::UserPool properties are not supported in the SAM translator. #1506) (fix : missing UserPool properties (#1506) #1581)

• fix: resource policy generation for {path+} (fix: resource policy generation for {path+} #1580)

• refactor: Remove 2016-10-31 examples

• update PR template

• adjust pr template

• Adding authorization scopes as list validation in ApiGatewayAuthorizer (v1 and v2). (Adding authorization scopes as list validation in ApiGatewayAuthorizer (v1 and v2). #1670)

• Adding authorization scopes as list validation in ApiGatewayAuthorizer and ApiGatewayV2Authorizer.

• make black.

• Adding functional test for invalid auth scope.

• adding error condition for invalid test.

• removing test template file.

• feat: MSK event type support for AWS::Serverless::Function (Code pipline fails: ChangeSetNotFound; Request ID: d0519f50-c952-11e6-90c7-533dc3f576eb) #52)

Co-authored-by: Steve Brown steve@fabric.com
Co-authored-by: jtaylor00 joetaylor00@gmail.com
Co-authored-by: Jacob Fuss jfuss@users.noreply.github.com
Co-authored-by: Alex Wood awood45@gmail.com
Co-authored-by: Tarun c2tarun@users.noreply.github.com

Issue #, if available:

Description of changes:

Description of how you validated changes:

Checklist:

• Write/update tests
• make pr passes
• Update documentation
• Verify transformed template deploys and application functions as expected

Examples?

Please reach out in the comments, if you want to add an example. Examples will be
added to sam init through https://github.com/awslabs/aws-sam-cli-app-templates/

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov-commenter]

Codecov Report

Merging #1685 into develop will decrease coverage by 0.02%.
The diff coverage is 95.00%.

@@             Coverage Diff             @@
##           develop    #1685      +/-   ##
===========================================
- Coverage    94.12%   94.09%   -0.03%     
===========================================
  Files           86       86              
  Lines         5547     5423     -124     
  Branches      1167     1084      -83     
===========================================
- Hits          5221     5103     -118     
- Misses         146      148       +2     
+ Partials       180      172       -8     

Impacted Files	Coverage Δ
samtranslator/model/cognito.py	85.71% <ø> (+10.71%)	⬆️
samtranslator/model/lambda_.py	93.10% <ø> (ø)
samtranslator/model/sam_resources.py	93.37% <ø> (ø)
samtranslator/model/api/api_generator.py	94.91% <87.50%> (-0.28%)	⬇️
samtranslator/__init__.py	100.00% <100.00%> (ø)
samtranslator/model/apigateway.py	97.12% <100.00%> (+0.02%)	⬆️
samtranslator/model/apigatewayv2.py	94.28% <100.00%> (+0.34%)	⬆️
samtranslator/model/eventsources/pull.py	83.33% <100.00%> (+1.05%)	⬆️
samtranslator/swagger/swagger.py	92.47% <100.00%> (-0.02%)	⬇️
... and 1 more

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