state object mdl methods added

[ucwong]

No description provided.

[codecov]

Codecov Report

Attention: 20 lines in your changes are missing coverage. Please review.

Comparison is base (6a5f6bd) 52.78% compared to head (c9df1cb) 52.84%.
Report is 441 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1874      +/-   ##
==========================================
+ Coverage   52.78%   52.84%   +0.05%     
==========================================
  Files         492      493       +1     
  Lines       60529    60529              
==========================================
+ Hits        31951    31984      +33     
+ Misses      26134    26101      -33     
  Partials     2444     2444              

Files	Coverage Δ
core/state/state_object.go	74.43% <ø> (+4.36%)	⬆️
core/state/state_object_mdl.go	28.57% <28.57%> (ø)

... and 16 files with indirect coverage changes