reorg package

[codecov[bot]]

Codecov Report

Patch coverage: 98.40% and no project coverage change.

Comparison is base (6c0c3c0) 98.70% compared to head (d86a657) 98.70%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #36 +/- ## ======================================= Coverage 98.70% 98.70% ======================================= Files 2 4 +2 Lines 386 386 ======================================= Hits 381 381 Misses 5 5 ``` | [Impacted Files](https://app.codecov.io/gh/JuliaApproximation/PiecewiseOrthogonalPolynomials.jl/pull/36?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=JuliaApproximation) | Coverage Δ | | |---|---|---| | [src/PiecewiseOrthogonalPolynomials.jl](https://app.codecov.io/gh/JuliaApproximation/PiecewiseOrthogonalPolynomials.jl/pull/36?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=JuliaApproximation#diff-c3JjL1BpZWNld2lzZU9ydGhvZ29uYWxQb2x5bm9taWFscy5qbA==) | `100.00% <ø> (+1.58%)` | :arrow_up: | | [src/continuouspolynomial.jl](https://app.codecov.io/gh/JuliaApproximation/PiecewiseOrthogonalPolynomials.jl/pull/36?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=JuliaApproximation#diff-c3JjL2NvbnRpbnVvdXNwb2x5bm9taWFsLmps) | `97.60% <97.60%> (ø)` | | | [src/piecewisepolynomial.jl](https://app.codecov.io/gh/JuliaApproximation/PiecewiseOrthogonalPolynomials.jl/pull/36?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=JuliaApproximation#diff-c3JjL3BpZWNld2lzZXBvbHlub21pYWwuamw=) | `100.00% <100.00%> (ø)` | |

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