I use geany 1.24.1 from source codes on Linux (opensuse 13.1) with zencoding plugin v1.0.
I don't know if I should report it to zencoding, or it refer to geany, because it crashes through plugin bug. So. When I call zencoding shortcut "Merge lines" on empty tag with line break, program crashes with segmentation fault.
Example code, which calls error:
(I can give more information in russian)
Yes, please report it to the geany-zencoding author at https://github.com/codebrainz/geany-zencoding
This plugin is not part of Geany, nor even part of geany-plugins, but is a separate project.