- Uppercase, which sets all text in the selected columns to upper case.
 - Lowercase, which sets all text in the selected columns to lower case.
 - Capitalize Each Word, which makes all words in the selected column start with a capital letter and sets all subsequent letters in a word to lower case.
 - Trim, which removes any leading or trailing whitespace characters from text.

Change-Id: I6da37bec9d820887a155da57d0b0c75f36e8ac69
Reviewed-on: https://gerrit.libreoffice.org/56780
Tested-by: Jenkins
Reviewed-by: Markus Mohrhard <markus.mohrhard@googlemail.com>