Merge in other pulls

[fulldecent]

Like ArthurGuibert#25

And invite contributors to continue here

[fulldecent]

• Review if Fixes #18 ArthurGuibert/FSLineChart#23 is still a problem in this library. Then make a note there.

[yaroslav-zhurakovskiy]

As for ArthurGuibert#23. It seems like everything works fine. I added some tests for it. Check out my pull request #5.

[fulldecent]

Thank you. I added a note there.