track state changes in state db

[ucwong]

No description provided.

[codecov]

Codecov Report

Merging #1622 (f2d5125) into master (ccd416f) will increase coverage by 0.00%.
The diff coverage is 62.34%.

❗ Current head f2d5125 differs from pull request most recent head f3314c0. Consider uploading reports for the commit f3314c0 to get more accurate results

@@           Coverage Diff           @@
##           master    #1622   +/-   ##
=======================================
  Coverage   52.50%   52.50%           
=======================================
  Files         479      480    +1     
  Lines       59874    59954   +80     
=======================================
+ Hits        31437    31481   +44     
- Misses      26060    26086   +26     
- Partials     2377     2387   +10     

Impacted Files	Coverage Δ
core/state/journal.go	75.51% <0.00%> (-3.22%)	⬇️
core/state/snapshot/account.go	0.00% <0.00%> (ø)
core/state/snapshot/generate.go	0.00% <0.00%> (ø)
core/types/block.go	23.07% <ø> (ø)
core/types/state_account.go	0.00% <0.00%> (ø)
params/config.go	30.51% <ø> (ø)
params/version.go	33.33% <ø> (ø)
core/state/statedb.go	56.65% <73.07%> (+3.66%)	⬆️
core/state/state_object.go	72.88% <93.47%> (+2.62%)	⬆️
core/state/dump.go	42.35% <100.00%> (ø)

... and 17 files with indirect coverage changes