Bundles API enhancement

[Aveti79]

Closes: Issue#125

[codecov-commenter]

Codecov Report

Merging #131 (4ccc786) into master (3db241b) will increase coverage by 0.03%. The diff coverage is 55.00%.

@@             Coverage Diff              @@
##             master     #131      +/-   ##
============================================
+ Coverage     50.22%   50.25%   +0.03%     
- Complexity      703      711       +8     
============================================
  Files           333      336       +3     
  Lines          3260     3280      +20     
  Branches         90       90              
============================================
+ Hits           1637     1648      +11     
- Misses         1603     1612       +9     
  Partials         20       20              

Impacted Files	Coverage Δ
...com/crowdin/client/bundles/model/BundleExport.java	30.00% <30.00%> (ø)
...crowdin/client/bundles/model/BundleAttributes.java	50.00% <50.00%> (ø)
...ient/bundles/model/BundleExportResponseObject.java	50.00% <50.00%> (ø)
...in/java/com/crowdin/client/bundles/BundlesApi.java	92.00% <100.00%> (+2.53%)	:arrow_up:

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[Aveti79]

So happy to see it! This is my first contribution to open source, feels great!

[andrii-bodnar]

@Aveti79 congratulations, it's a good start in the open-source world 🚀

Feel free to check the other issues in the current repository or Crowdin organization - good first issue list