refact: unify kout/kneighbor get method with post by imbajin · Pull Request #1470 · apache/hugegraph

@@             Coverage Diff              @@
##             master    #1470      +/-   ##
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- Coverage     62.20%   62.17%   -0.04%     
+ Complexity     5867     5864       -3     
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  Files           381      381              
  Lines         32177    32177              
  Branches       4504     4504              
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- Hits          20017    20005      -12     
- Misses        10110    10120      +10     
- Partials       2050     2052       +2