Hi How do I
Duplicate a layout
The first post in this thread http://www.scirra.com/forum/how-do-ifrequently-asked-questions_topic45416.html has a way of doing this.
seams a little tricky ... guess will try clone a reposition
can hope for a release with a duplicate function
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It's on the to-do list, I believe (hopefully closer to the top ;) )