[OzzModz] Social Groups 2.1.33 Patch Level 6

2.1.33 Patch Level 6:
- Avoid "Creating default object from empty value" and "Attempt to assign property on null" errors while reordering media categories
- Allow to view "all groups" nav item when there are no categories available
- Allow group creation without any discussion/album/event

Changelog:
- Removed obsolete media watermarking code
- Fixed photo & photo comments alerts ignoring view permissions

Fixed call delete() method on null
Small code refactor & cleanup

Added: Phrase "No events to display" for translate?
js\Snog\Groups\fullcalendar.min.js

Fixed: [E_WARNING] Trying to access array offset on value of type bool src\addons\Snog\Groups\XF\Finder\Thread.php:100

Fixed 2.1.31: Template error: [E_WARNING] Illegal string offset 'name' internal_data/code_cache/templates/l2/s3/public/snog_groups_main.php:656

Added: Phrase "No events to display" for translate?
js\Snog\Groups\fullcalendar.min.js

Fixed: [E_WARNING] Trying to access array offset on value of type bool src\addons\Snog\Groups\XF\Finder\Thread.php:100

Fixed 2.1.31: Template error: [E_WARNING] Illegal string offset 'name' internal_data/code_cache/templates/l2/s3/public/snog_groups_main.php:656

Changed: Template modification to add compatibility with ThemeHouse styles.

Fixed: Layout issues with PixelExit styles for XF 2.2

Try this on a test install first, or take a full backup before upgrading.

Fixed: Issues with the PAGE_CONTAINER template modification that was causing errors in XF 2.2

Fixed an issue that would cause a race condition in some situations.

Fixed: ErrorException: [E_NOTICE] Trying to get property 'discussion_id' of non-object
[*]src/addons/Snog/Groups/Pub/Controller/Discussion.php:28
Fixed: InvalidArgumentException: Attempted to convert NULL to integer [read_id]
src/XF/Mvc/Entity/Entity.php:740