onecrayon/LineDance.sugar — pull request #1 by peteschaffner (2012-02-08 00:00:32+00:00)
Title: Crash fix

This fixes a crash that could occur if trying to use the Delete Line action in a one-line document, and also fixes some unexpected behavior when using the same action on the second to last line in a document (where the prior and last line would be joined).