add SnakeToCamelCase conversion

[0APOCALYPSE0]

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Describe your change:

• Add an algorithm?
• Fix a bug or typo in an existing algorithm?
• Documentation change?

Checklist:

• I have read CONTRIBUTING.md.
• This pull request is all my own work -- I have not plagiarized.
• I know that pull requests will not be merged if they fail the automated tests.
• This PR only changes one algorithm file. To ease review, please open separate PRs for separate algorithms.
• All new JavaScript files are placed inside an existing directory.
• All filenames should use the UpperCamelCase (PascalCase) style. There should be no spaces in filenames.
  Example:UserProfile.js is allowed but userprofile.js,Userprofile.js,user-Profile.js,userProfile.js are not
• All new algorithms have a URL in their comments that points to Wikipedia or another similar explanation.
• If this pull request resolves one or more open issues then the commit message contains Fixes: #{$ISSUE_NO}.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 84.69%. Comparing base (9010481) to head (e5c7895).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1700      +/-   ##
==========================================
+ Coverage   84.65%   84.69%   +0.03%     
==========================================
  Files         378      379       +1     
  Lines       19744    19788      +44     
  Branches     2951     2958       +7     
==========================================
+ Hits        16715    16759      +44     
  Misses       3029     3029              

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[appgurueu]

Sorry, but I'm afraid this isn't really what we're looking for. There's not much going on algorithmically here.