TracedRNG type

[FredericWantiez]

Change type signature and format from review in #23

[coveralls]

Pull Request Test Coverage Report for Build 1273091961

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

• For more information on this, see Tracking coverage changes with pull request builds.
• To avoid this issue with future PRs, see these Recommended CI Configurations.
• For a quick fix, rebase this PR at GitHub. Your next report should be accurate.

Details

• 1 of 1 (100.0%) changed or added relevant line in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.1%) to 59.951%

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Totals
Change from base Build 1234945261:	0.1%
Covered Lines:	247
Relevant Lines:	412

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💛 - Coveralls

[codecov]

Codecov Report

Merging #31 (ec38abe) into master (51c18d4) will increase coverage by 0.09%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #31      +/-   ##
==========================================
+ Coverage   59.85%   59.95%   +0.09%     
==========================================
  Files           6        6              
  Lines         411      412       +1     
==========================================
+ Hits          246      247       +1     
  Misses        165      165              

Impacted Files	Coverage Δ
src/container.jl	92.41% <100.00%> (+0.05%)	⬆️

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[yebai]

thanks @FredericWantiez, looks good to me!