[GOBBLIN-1139] Aerospike writer

[jhsenjaliya]

Dear Gobblin maintainers,

Please accept this PR. I understand that it will not be reviewed until I have checked off all the steps below!

JIRA

• [x] My PR addresses the following [Gobblin JIRA]
  • https://issues.apache.org/jira/browse/GOBBLIN-1139

Description

• [x] Here are some details about my PR, including screenshots (if applicable):
• aerospike writer with basic functionality

Tests

• [x] My PR adds the following unit tests OR does not need testing for this extremely good reason:
• Aerospike does not provide any mock server to interact with, we will have to figure this out on how to do the test framework for aerospike

Commits

• [x] My commits all reference JIRA issues in their subject lines, and I have squashed multiple commits if they address the same issue. In addition, my commits follow the guidelines from "How to write a good git commit message":
  1. Subject is separated from body by a blank line
  2. Subject is limited to 50 characters
  3. Subject does not end with a period
  4. Subject uses the imperative mood ("add", not "adding")
  5. Body wraps at 72 characters
  6. Body explains "what" and "why", not "how"

[codecov-io]

Codecov Report

Merging #2978 into master will increase coverage by 0.01%. The diff coverage is n/a.

@@             Coverage Diff              @@
##             master    #2978      +/-   ##
============================================
+ Coverage     45.60%   45.62%   +0.01%     
- Complexity     9204     9205       +1     
============================================
  Files          1943     1943              
  Lines         73732    73732              
  Branches       8138     8138              
============================================
+ Hits          33625    33637      +12     
+ Misses        36975    36962      -13     
- Partials       3132     3133       +1     

Impacted Files	Coverage Δ	Complexity Δ
.../org/apache/gobblin/cluster/GobblinTaskRunner.java	67.91% <0.00%> (+0.37%)	33.00% <0.00%> (ø%)
...main/java/org/apache/gobblin/yarn/YarnService.java	16.21% <0.00%> (+0.81%)	5.00% <0.00%> (+1.00%)
...lin/restli/throttling/ZookeeperLeaderElection.java	72.22% <0.00%> (+2.22%)	13.00% <0.00%> (ø%)
...e/gobblin/runtime/app/ServiceBasedAppLauncher.java	49.51% <0.00%> (+5.82%)	12.00% <0.00%> (ø%)

---

Continue to review full report at Codecov.

Legend - Click here to learn more Δ = absolute <relative> (impact), ø = not affected, ? = missing data Powered by Codecov. Last update 3624a4f...95ce09f. Read the comment docs.

[jhsenjaliya]

@sv2000, pls review.