Missing es_ES translations
Corrected translation key
Removed innecesary whitespace when no picto is displayed
Fixed untranslated string
Merge pull request #932 from marcosgdf/minor

Removed innecesary whitespace when no picto is displayed
Merge pull request #933 from FHenry/3.4

Make constraint SQL unique name (Mandatory for PgSQL)
Merge pull request #931 from marcosgdf/translations

Improved translations
Added missing translations
Merge pull request #938 from marcosgdf/translations

Added missing translations
Trad: Added missing translations
Fix bug [ bug #885 ] silent pgsql errors with click2dial