Fix ParseFieldOperations bug

[natario1]

This fixes #699

[codecov]

Codecov Report

Merging #703 into master will not change coverage.
The diff coverage is 0%.

@@           Coverage Diff            @@
##             master    #703   +/-   ##
========================================
  Coverage        53%     53%           
  Complexity     1732    1732           
========================================
  Files           132     132           
  Lines         10266   10266           
  Branches       1434    1434           
========================================
  Hits           5441    5441           
  Misses         4376    4376           
  Partials        449     449

Impacted Files	Coverage Δ	Complexity Δ
.../src/main/java/com/parse/ParseFieldOperations.java	33.33% <0%> (ø)	5 <0> (ø)	⬇️

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[natario1]

@Jawnnypoo @rogerhu I think we have enough for 1.15.9 but it would be great to merge this too, could one of you review?

[Jawnnypoo]

LGTM