refactor: Remove 2016-10-31 examples

[jfuss]

Issue #, if available:
N/A

Description of changes:
We are removing 2016-10-31 examples from the repo. We want customers instead to use sam init instead of looking through the examples in this repo. This will enhance the overall experience for customers who want to get started.

Description of how you validated changes:

Checklist:

• Write/update tests
• make pr passes
• Update documentation
• Verify transformed template deploys and application functions as expected
• Add/update example to examples/2016-10-31

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 #1634 into develop will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop    #1634   +/-   ##
========================================
  Coverage    94.10%   94.10%           
========================================
  Files           86       86           
  Lines         5408     5408           
  Branches      1080     1080           
========================================
  Hits          5089     5089           
  Misses         148      148           
  Partials       171      171           

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