Implement sort aliases

[groenroos]

Closes #165.

[codecov]

Codecov Report

Merging #172 (55c26c4) into master (95b4b09) will decrease coverage by 0.07%.
The diff coverage is 33.33%.

@@            Coverage Diff             @@
##           master     #172      +/-   ##
==========================================
- Coverage   91.59%   91.52%   -0.08%     
==========================================
  Files          35       35              
  Lines        1238     1239       +1     
==========================================
  Hits         1134     1134              
- Misses        104      105       +1     

Impacted Files	Coverage Δ
lib/Storage.js	83.12% <33.33%> (-0.35%)	⬇️

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