Redesign TableSelection implementation

[eliascarv]

This PR redesigns TableSelection implementation to accept RowTable.

[codecov-commenter]

Codecov Report

Merging #64 (4ff4455) into master (01364ef) will increase coverage by 0.04%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #64      +/-   ##
==========================================
+ Coverage   92.41%   92.46%   +0.04%     
==========================================
  Files          19       19              
  Lines         488      491       +3     
==========================================
+ Hits          451      454       +3     
  Misses         37       37              

Impacted Files	Coverage Δ
src/transforms/select.jl	91.66% <100.00%> (+0.36%)	⬆️

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