Previously, the initial dark mode toggle would cause the default
settings to be saved, before font preferences ever loaded.

Closes #11

Moves the word count to the title bar subtitle.

This checks the returned error code from `writeas` and skips the browser
opening if the status != 0.

Turned out I was saving the theme before I had a chance to read
the values saved from the last run.

Though there seems to be problems reading it back out.

Now supports multiple fonts and the caller can be written more naturally.

TODO ensure it is installed with the packaging.

I slipped on this one -- the correct font value for monospace posts is
"wrap" not "mono". "mono" is more for code or terminal output, not the
writing that users will do with this app.

5min.

4min.

8min.

50min

Unfortunately the publishing code using the commandline interface
is either nonfunctional or freezes my computer.

I'll try using the HTTP API instead.

>6min.

11min

And while I was trying to make that work, I corrected some problems in
the .desktop file.
Specifically I wrote down the wrong executable name and
the categories I selected for it didn't validate.
So I focused it on the publishing category.

16min

9min

Since this isn't the focus of the app and the keyboard shortcuts are so familiar,
I didn't expose these through the toolbar.

1hr

2min

27min

2min

Or rather brightened the text.

11min.

27min

Took me a bit to get the icon fallbacks working right.

28min.

2min

7min