update to 1.5.14
    
    - Reopen preëdit not only on Backspace but also on Delete and arrow keys
    - Fix "delete whitespace when committing punctuation" problem in firefox
      Resolves rhbz#1399192
    - Add pt_BR translations from zanata. Update uk, pl, and de translations from zanata.
    - Add an option to show/hide the status information in the auxiliary text
    - Use ballot box characters in front of the mode indicators in the auxiliary text