allow word wrap, line numbers, resize for rich text editors

[xieofxie]

Is your feature request related to a problem? Please describe.

Word wrap, line numbers should be options
Actually we have plenty of space for editors like these:

Describe the solution you'd like

Describe alternatives you've considered

Additional context

#1041

[a-b-r-o-w-n]

Let's get design input before making this change. I think it's reasonable to actually add some global configuration in the settings page so this can be set on a per-user basis, sine we all have opinions about these options.

[KayMKM]

for example in calendar skill:

[cwhitten]

addressed via #2552