Since TB78 Lightning is always "installed" (integrated into TB), so can this bug here be closed? There is also bug 760412 which is about only showing the last text/calendar part of multipart/alternative.
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Since TB78 Lightning is always "installed" (integrated into TB), so this bug here can be closed. There is also bug 760412 which is about only showing the last text/calendar part of multipart/alternative. To make it clear: This bug here: Invite not showing when no Lightning installed. Bug 760412: text/html part not shown in multipart/alternative if text/calendar comes last.