few improvements here and there.

[skhugh]

What this PR does / why we need it?

some name changes.
fix TimeTicket comparison error.
use ByteString instead of ByteArray in CrdtPrimitive. (becuase ByteArray does not provide a useful equals)

Any background context you want to provide?

What are the relevant tickets?

Fixes #

Checklist

• Added relevant tests or not required
• Didn't break anything

[codecov]

Codecov Report

Merging #43 (6a43ed2) into main (306d047) will increase coverage by 1.40%.
The diff coverage is 90.22%.

@@             Coverage Diff              @@
##               main      #43      +/-   ##
============================================
+ Coverage     76.20%   77.61%   +1.40%     
- Complexity      376      390      +14     
============================================
  Files            44       44              
  Lines          1685     1724      +39     
  Branches        241      250       +9     
============================================
+ Hits           1284     1338      +54     
+ Misses          263      250      -13     
+ Partials        138      136       -2     

Impacted Files	Coverage Δ
...c/main/kotlin/dev/yorkie/document/crdt/CrdtRoot.kt	58.53% <0.00%> (ø)
...kotlin/dev/yorkie/document/crdt/CrdtTextElement.kt	0.00% <ø> (ø)
...n/dev/yorkie/document/operation/RemoveOperation.kt	71.42% <ø> (+4.76%)	⬆️
...n/kotlin/dev/yorkie/document/json/JsonPrimitive.kt	46.66% <12.50%> (+26.66%)	⬆️
.../main/kotlin/dev/yorkie/document/crdt/CrdtArray.kt	76.08% <60.00%> (+0.53%)	⬆️
...main/kotlin/dev/yorkie/document/json/JsonObject.kt	90.62% <87.50%> (+1.15%)	⬆️
...n/kotlin/dev/yorkie/document/crdt/CrdtPrimitive.kt	96.10% <96.96%> (+0.54%)	⬆️
...src/main/kotlin/dev/yorkie/api/ElementConverter.kt	55.47% <100.00%> (ø)
...in/kotlin/dev/yorkie/document/change/CheckPoint.kt	66.66% <100.00%> (ø)
...ain/kotlin/dev/yorkie/document/crdt/CrdtCounter.kt	93.87% <100.00%> (+2.04%)	⬆️
... and 11 more

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

[hackerwins]

Thanks for your contribution.