Add support for Google Colab

[b1scoito]

If possible, create just one notebook explaining and guiding the whole process with Google Drive and Google Colab, with this it'd be way much easier to create maps and way faster.

[zoogies]

I’ll look into it, assuming Kotrina doesn’t plan to

[kotritrona]

https://colab.research.google.com/github/kotritrona/osumapper/blob/master/v7.0/Colab.ipynb

Currently only default model available (I haven't trained the other models)
I have trained the other models. Please help test