Adds support to run local node/cluster with security enabled

[dbbaughe]

Issue #, if available:

Description of changes:

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

[codecov]

Codecov Report

Merging #322 (c0502cb) into master (981614b) will increase coverage by 0.25%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #322      +/-   ##
============================================
+ Coverage     73.80%   74.05%   +0.25%     
- Complexity     1166     1169       +3     
============================================
  Files           173      173              
  Lines          5894     5894              
  Branches        898      898              
============================================
+ Hits           4350     4365      +15     
+ Misses         1078     1064      -14     
+ Partials        466      465       -1     

Impacted Files	Coverage Δ	Complexity Δ
...nt/indexstatemanagement/model/destination/Slack.kt	40.90% <0.00%> (-13.64%)	2.00% <0.00%> (-2.00%)
...anagement/indexstatemanagement/model/Transition.kt	63.07% <0.00%> (-4.62%)	5.00% <0.00%> (ø%)
...icsearch/indexmanagement/IndexManagementIndices.kt	62.06% <0.00%> (-3.45%)	10.00% <0.00%> (ø%)
...rch/indexmanagement/rollup/model/RollupMetadata.kt	27.97% <0.00%> (+1.78%)	6.00% <0.00%> (+3.00%)
...statemanagement/model/destination/CustomWebhook.kt	94.20% <0.00%> (+28.98%)	14.00% <0.00%> (+2.00%)

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[thalurur]

Just out of curiosity what is the security for? node to node communication is encrypted?

[dbbaughe]

@thalurur
Yes, requires all traffic to be https from client and adds support for users (and everything else security plugin adds).