Add empty lines before markdown lists
Clarify modifying entry glossary entry

Props @dzver
Add empty line before bullets
Add spaces
Refactor choosing error message templates

We moved the template logic in show_error.

Props @dzver.
Simplify updating queue count in title bar

Instead of replacing the old count we can use the
original title, instead.
Rename entry to modifying

In the function we have variables named existing and
entry, while both are entries. Renaming both to
the adjectives makes more sense.
Simplify document title generation