Add log graph

[felix307253927]

Is your feature request related to a problem? Please describe.

I would like a log viewing feature similar to git graph, as shown in the screenshot below

Describe the solution you'd like
Add a graph of the branch in the log module

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.

[extrawurst]

duplicate of #81