Replaces the construction bots or logistic-bot graphics with the companion cube from Portal.
(Default is construction bots)
Images created from this 3d model : free3d.com/3d-model/companion-cubes-portal-8274.html
Inspired from a reddit comment. https://www.reddit.com/r/factorio/comments/7sxtk0/hooked_up_factorio_to_my_55_oled_tv_now_i_cant_go/dt890na/

Changelog:

Version 0.0.6 : Bumped version for Factorio 1.1
Version 0.0.5 : Bumped version for Factorio 1.0
Version 0.0.4 : Bumped version for Factorio 0.18
Version 0.0.3 : Bumped version for Factorio 0.17
Version 0.0.2 : Added a setting for choosing construction bots or logistic bots. (default = construction bots)
Version 0.0.1 : First version, only works with logistic bots

Known issues : there's a single frame when the cubes are building or deconstructing where you can see the original robot sprite