[FIX] Interactive Translation: do not turn off on page refresh or when a translation is done

Description

when interactive transtaion is on and when the user is making a translation on the page refresh after translation the interactive translation used to turn off itself i resolve that by adding some checking to the javascript

Steps to test

go to your tiki web adresse

turn on intercative translation using this link

Your tiki adresse/tiki-interactive_trans.php?interactive_translation_mode=on

once done toogle the interative translation by checking the checkbox

now once a translation is done and the page refresh the interactive translation will still be on until you decide to switch it off or to turn of the translation by clicking on the little power button at the right