fix(MultipleOf): MultipleOf not working as expected

[MathieM]

123

Dealing with float is too complicated. I add some test to help to understand but it's not working well for all cases.

You can find some examples here : https://3v4l.org/FpKHR

[nikcani]

@sorinsarca will this be merged? If yes, when? Thx in advance :)

[MathieM]

better way to implement multipleof : https://3v4l.org/K5D3k I'll implement that and test it.

[drzraf]

Getting rid of bcmath is also a very desirable side-effect