link from docs to repo

[ranocha]

This can often be helpful for people finding the docs via a search engine and wanting to look at the code.

[codecov]

Codecov Report

Merging #370 (4e7e450) into master (6273ee3) will increase coverage by 0.28%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #370      +/-   ##
==========================================
+ Coverage   78.23%   78.51%   +0.28%     
==========================================
  Files          23       23              
  Lines        2734     2765      +31     
==========================================
+ Hits         2139     2171      +32     
+ Misses        595      594       -1     

Impacted Files	Coverage Δ
src/polynomials/mutable-arithmetics.jl	100.00% <0.00%> (ø)
src/polynomials/SparsePolynomial.jl	98.31% <0.00%> (+0.01%)	⬆️
src/polynomials/ngcd.jl	95.37% <0.00%> (+0.03%)	⬆️
src/polynomials/LaurentPolynomial.jl	89.79% <0.00%> (+0.10%)	⬆️
src/common.jl	89.59% <0.00%> (+0.21%)	⬆️
src/polynomials/Poly.jl	83.33% <0.00%> (+0.21%)	⬆️
src/rational-functions/fit.jl	71.62% <0.00%> (+0.38%)	⬆️
src/show.jl	77.39% <0.00%> (+0.40%)	⬆️
src/polynomials/standard-basis.jl	88.36% <0.00%> (+0.46%)	⬆️
src/rational-functions/common.jl	71.48% <0.00%> (+0.64%)	⬆️
... and 1 more

---

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[ranocha]

The doctest failure https://github.com/JuliaMath/Polynomials.jl/runs/4595024577?check_suite_focus=true#step:5:25 is not related to this PR

[jverzani]

Thanks for this! I'll merge and fix the doctest failure so that it gets published properly.