Fixed subjects vocabulary.

Make sure the token is an ASCII string and the title is an unicode string.
Use the whole subject for term creation instead of just the first character.
Fixed tests for subject vocabulary.
Improved subject vocabulary tests.
Fixed display of news author when fullname is not available and do not
link the author name.
Fixed typo to actually remove the Paragraph content type.
Fixed tests.
Added translations.
Merge pull request #20 from 4teamwork/jin_accessibility

Accessibility cleanup
Do not show add-menu
Merge pull request #21 from 4teamwork/mle-fix-news-image

Do not show add-menu
Prepend icon expression with portal url.
Merged changes from master.