Updating Readme to include Secure tests

[saratvemulapalli]

*Issue #195 *

Description of changes:
Updating readme to include documentation of Secure tests

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[codecov]

Codecov Report

Merging #334 (e2c044e) into master (e0dcaec) will decrease coverage by 0.00%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #334      +/-   ##
============================================
- Coverage     75.48%   75.47%   -0.01%     
  Complexity     2159     2159              
============================================
  Files           207      207              
  Lines         10030    10030              
  Branches        898      898              
============================================
- Hits           7571     7570       -1     
  Misses         2038     2038              
- Partials        421      422       +1     

Flag	Coverage Δ	Complexity Δ
cli	79.27% <ø> (ø)	0.00 <ø> (ø)
plugin	75.17% <ø> (-0.02%)	0.00 <ø> (ø)

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Impacted Files	Coverage Δ	Complexity Δ
...asticsearch/ad/cluster/ADClusterEventListener.java	88.00% <0.00%> (-4.00%)	13.00% <0.00%> (-1.00%)
...arch/ad/transport/ADStatsNodesTransportAction.java	100.00% <0.00%> (+5.55%)	9.00% <0.00%> (+1.00%)

[weicongs-amazon]

is there a way to install security plugin, similar as job scheduler one, to run these tests locally without the need of docker image?

[saratvemulapalli]

is there a way to install security plugin, similar as job scheduler one, to run these tests locally without the need of docker image?

Thats a good question, unfortunately ES Test Framework does not support Opendistro Security plugin, from what I hear from the security team is that it collides with X-Pack.