Major improvements on attachments logic (class, bbcode, layouts)
Merge pull request #2255 from mahagr/feature-attachment

Major improvements on attachments logic (class, bbcode, layouts)
Regression: Fix a bug in attachment loading
Regression: Fix KunenaAttachmentHelper::get()
Fix 404 error on protected attachments
Fix possible 'Couldn't fetch mysqli_result' error in KunenaDatabaseObject
Fix loading order for system template
Crypsis: Fix bad HTML in URL tag layout
 Profile - Attachment Manager : Images are not resized #2257
Statistics: Use 401 instead of 404 if guest cannot see the page
Load avatar integration also for current user and KunenaUser::getInstance()
Harden Kunena ACL against session corruption (store only integers)
Fix typo
Do not use plugin action authentication for category moderators
Regression: Fix bug in ACL
Add emojis support to add smilies into textarea to replace the old way
Merge pull request #2263 from xillibit/crypsis_add_emojis

Add emojis support to add smilies into textarea to replace the old way
Merge pull request #2270 from mahagr/feature-hmvc

Fix a few bugs while working with the code
Merge pull request #2258 from xillibit/k31_bugs13

 Profile - Attachment Manager : Images are not resized #2257
Merge pull request #2251 from xillibit/k31_bugs5

Remove extra checkbox in recent posts in profile