Implement seq (#45)#63

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FrancisMurillo wants to merge 5 commits intoGrayJack:masterfrom

FrancisMurillo:cli/seq

Commits on Sep 29, 2019

Initial commit
Francis Murillo
committed

Commits on Sep 30, 2019

Working clap
Francis Murillo
committed

Commits on Oct 2, 2019

seq: Initial prototype function
Francis Murillo
committed

Commits on Oct 5, 2019

seq: Add custom Number type for precision safety
Francis Murillo
committed
seq: Add separator option
Francis Murillo
committed