Kinesis provider

[mthenw]

This PR add new provider: AWS Kinesis. It's a new type of functions -- connector. It takes incoming event and puts it into Kinesis stream.

[codecov-io]

Codecov Report

Merging #392 into master will increase coverage by 0.07%.
The diff coverage is 50%.

@@            Coverage Diff             @@
##           master     #392      +/-   ##
==========================================
+ Coverage    56.8%   56.87%   +0.07%     
==========================================
  Files          24       25       +1     
  Lines        1389     1433      +44     
==========================================
+ Hits          789      815      +26     
- Misses        555      572      +17     
- Partials       45       46       +1

Impacted Files	Coverage Δ
providers/awskinesis/awskinesis.go	50% <50%> (ø)
router/router.go	51.32% <0%> (+1.32%)	⬆️

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[RaeesBhatti]

LGTM