New Select and Reject

[eliascarv]

Update Select and Reject to add Regex support.

Fix #14

[codecov-commenter]

Codecov Report

Merging #23 (c90e4aa) into master (7614fbd) will increase coverage by 0.11%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #23      +/-   ##
==========================================
+ Coverage   92.19%   92.30%   +0.11%     
==========================================
  Files          14       14              
  Lines         346      351       +5     
==========================================
+ Hits          319      324       +5     
  Misses         27       27              

Impacted Files	Coverage Δ
src/transforms/select.jl	96.22% <100.00%> (+0.39%)	⬆️

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[eliascarv]

This PR is ready for review @juliohm.

[juliohm]

Awesome progress. Please take a look at the attached suggestions.

Also, we should make sure that the Reject transform is also working with regex.

[juliohm]

Great PR. Just a few more changes before we can go ahead and merge.

[juliohm]

Great contribution 👍🏽