Maturin v1

[hombit]

Update maturin to v1.

At the time of the PR creation the latest stable version of maturin is 0.14.17, here we use 1.0.0-beta.7. Do not forget to change it to the release version before the merge

maturin v1.0.0 tracking issue:
PyO3/maturin#1489

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (9165688) 82.32% compared to head (24ba40c) 82.32%.

❗ Current head 24ba40c differs from pull request most recent head 40dcf99. Consider uploading reports for the commit 40dcf99 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #202   +/-   ##
=======================================
  Coverage   82.32%   82.32%           
=======================================
  Files           9        9           
  Lines        2557     2557           
=======================================
  Hits         2105     2105           
  Misses        452      452           

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[hombit]

I close it for now and open another one for v0.15