WIP: some basic array operations

[Arkoniak]

No description provided.

[codecov]

Codecov Report

Merging #11 (a29808d) into master (691e501) will decrease coverage by 18.66%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master     #11       +/-   ##
==========================================
- Coverage   20.00%   1.33%   -18.67%     
==========================================
  Files           2       4        +2     
  Lines           5      75       +70     
==========================================
  Hits            1       1               
- Misses          4      74       +70     

Impacted Files	Coverage Δ
src/operators.jl	0.00% <0.00%> (ø)
src/tables.jl	0.00% <0.00%> (ø)
src/timestamp.jl	16.66% <0.00%> (-16.67%)	⬇️
src/timestamparrays.jl	0.00% <0.00%> (ø)

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