Support any character in filenames / note title (using encoding, substitution, etc)

[churnish]

This was implemented in:

Automatically set the first line as note title

First Line is Title automatically sets the first line as note title, just like in Apple Notes! It lets you forget about manual filename entry or nondescript timestamps. [image] Features Rename notes automatically or manually. Move cursor to the first line on note creation. Put any first line content in title or headings only. Replace forbidden filename characters with safe alternatives. Strip markdown syntax in filename. Add custom replacement rules. Automatically add a first line alias prope…