Show guides while resizing, not just moving
Show the helpful guides while resizing widgets so that it's easier to make widgets the same size.
We just pushed this out and also made the algorithm used for guides/snapping when dragging widgets around smarter. Check out the blog post here – http://blog.gomockingbird.com/new-feature-snap-to-widgets-while-resizing.
Jason Smithson commented
Was looking for this functionality just today!