Custom pagination item capability

[dbrw]

You can add pagination custom item with this PR.

[Jastrzebowski]

I've just needed it too and thought before writing code lets check if there are no PRs waiting ;) Would love to see it soon. Will solve usage with Bootstrap 4

[javve]

Sorry about the super slow reply! this looks like a great feature. ⭐️
However, I would love to have a test included in this PR as well to make sure that it works.

[dbrw]

More commits will follow.

[codecov-io]

Codecov Report

Merging #591 (ecd6eae) into develop (35aa35f) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff            @@
##           develop     #591   +/-   ##
========================================
  Coverage    94.56%   94.57%           
========================================
  Files           19       19           
  Lines          810      811    +1     
  Branches       188      189    +1     
========================================
+ Hits           766      767    +1     
  Misses          31       31           
  Partials        13       13           

Impacted Files	Coverage Δ
src/pagination.js	92.30% <100.00%> (+0.12%)	⬆️

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[javve]

This is great! Thank you so much.

...and, heh, sorry about the suuuuper slow review and merge 😳