fixed overlay translations error
on IOS we now use a non-backupped documents folder to avoid apple rejection of the app
- added bash script to donwload new json database
- updated trento.json
Merge commit '18ba7bfcb0b364d63129bab28b1510e7e6746369' into dynamic-structure

* commit '18ba7bfcb0b364d63129bab28b1510e7e6746369':
  - added bash script to donwload new json database - updated trento.json
  on IOS we now use a non-backupped documents folder to avoid apple rejection of the app
  fixed overlay translations error