Restored some lost Spanish translations after Okhin's python magic to fix of the .po file.

Now it should be ready for proofreading

See merge request !39

Translated into Spanish

Translation might need some online testing since some translations, mostly for user interactions, have been translated with suposition for example on what the correct tense might by guessing where the text box or button is placed.

See merge request !37

Ajouté la traduction en français



See merge request !36

Adding a captchas to the comment form



See merge request !35