Update po template
Fix thumbnail position calculation for square images
Merge pull request #1092 from nlegoff/fix-square-calculation

[3.8.4] Fix square thumbnail position calculation
Fix default session lifetime to 0
Merge pull request #1093 from nlegoff/fix-session-lifetim

[3.8] Fix cookie session lifetime
Update mo files
Merge pull request #1087 from nlegoff/fix-phras-20

[3.8][PHRAS-20] Update translations
Add static file mode to deliver thumbnails
Ensure symlink is always created
Fix database unmount
Add patch
Remove command
Remove links when unmounting db
Desactivate lazyload
Update configuration
Allow to specify symlink directory