Standardizing translation of "-"

There are several places where "-" or '-' are not translated strings.
There are others where they are. This should be consistent. I can see
value in being able to translate "-" to another character.

Closes-Bug: #1398892
Change-Id: Icfcd20fb597122d8efa30debf9f6e7273f036419
Merge "Standardizing translation of "-""