The first stop of the train to load the shapes is acting weirdly, moving pixel by pixel while the next stops don't have any issue.
Step to reproduce:
1 - Place the shape loaders (3 or 4) next to each others
2 - Place a locomotive with the amount of shape loaders x3
3 - Put the stop accordingly
I'm. using the latest version available via Steam (0.1.0-pre8-rc1) on a Mac (15.5).