Add One to One, One to Many and Many to Many relationship

[danibram]

@CraigLee17 proposed here

You can post here ideas of how you want to use it,
Thanks for using mocker-data-generator

[dhavalocked]

Whats the status of this?

[danibram]

This should be awesome to have, but right now its imposible to find time for the feature, I will keep this issue open in case some day can be in a closer roadmap