19 beta 4

[rullzer]

• DAV's exception logger should deal with any Throwable #20503 DAV's exception logger should deal with any Throwable
• Revert "Make sure MySQL is not saying 'this' = 'this ' is true" #20509 Revert "Make sure MySQL is not saying 'this' = 'this ' is true"

Pending PRs:

• Fix calendar emails to be outlook compatible #12946 Fix calendar emails to be outlook compatible @hdijkema
• Write checksum to filecache table #13397 Write checksum to filecache table @tomasz-grobelny
• Prepend wildcard to the LDAP search term #14845 Prepend wildcard to the LDAP search term @Toilal
• Remove type for size arg on Streamer constructor #16636 Remove type for size arg on Streamer constructor @artonge
• Properly throw errors on users management #16746 Properly throw errors on users management @skjnldsv
• Increase max read #16946 Increase max read @exussum12
• Do not generate unnecessary max preview file #17028 Do not generate unnecessary max preview file @phpbg
• AuthPicker: redirect oauth client to grant page #17136 AuthPicker: redirect oauth client to grant page @kinolaev
• Fix: SMB/CIFS/CEPH mounted drive caused large file upload errors #17218 Fix: SMB/CIFS/CEPH mounted drive caused large file upload errors @stereu
• Add expiration date to share email #17379 Add expiration date to share email @RageZBla
• iMIP email improvements (take 2) #17456 IMIP email improvements (take 2) @brad2014
• Add AppFramework/Db base classes #17486 Add AppFramework/Db base classes @rullzer
• Remove type hint for AbstractTrash.getSize() #17609 Remove type hint for AbstractTrash.getSize() @scriptator
• Add support for download share on old android browser #17623 Add support for download share on old android browser @j3l11234
• [provisioning_api] Optimization for for large installations #17718 [provisioning_api] Optimization for for large installations @mikaelh
• add and remove tags from multiple files at once #18199 Add and remove tags from multiple files at once @rolandinus
• Use paginated search for contacts #18816 Use paginated search for contacts @juliushaertl
• Optimize Openstack Swift files download #18883 Optimize Openstack Swift files download @adrb
• Force reset password #18914 Force reset password @JonasBlaesche
• Fix security header setting in .htaccess by adding 'onsuccess unset'  #19002 Fix security header setting in .htaccess by adding 'onsuccess unset' @zertrin
• Provide links to calendar in event creation/update activities #19039 Provide links to calendar in event creation/update activities @tcitworld
• Make it possible to resolve svg's outside \OC::$SERVERROOT #19084 Make it possible to resolve svg's outside \OC::$SERVERROOT @kesselb
• Exclude groups from sharing: Skip delete groups #19124 Exclude groups from sharing: Skip delete groups @kesselb
• Move to subfolders for preview files #19214 Move to subfolders for preview files @rullzer
• Fallback for cross-device link error during rename call #19289 Fallback for cross-device link error during rename call @kubatek94
• (GlobalScale) lock federation to internal #19391 (GlobalScale) lock federation to internal @daita
• Add option to check share ACL's when listing directories #19399 Add option to check share ACL's when listing directories @icewind1991
• Use 2 chars on placeholder in old jquery avatars #19405 Use 2 chars on placeholder in old jquery avatars @matchish
• Do not include mountpoints when calculating quota usage on WebDAV #19436 Do not include mountpoints when calculating quota usage on WebDAV @juliushaertl
• Already enabled apps #19514 Already enabled apps @sndrr
• Fix three dots menu on mobile devices #19541FixThree dots menu not viewable on mobile browser in portrait view when longish file name used #19479 @acs-ferreira
• Improvement of Exception info in File manipulation. #19558 Improvement of Exception info in File manipulation. @dgedgedge
• Change OAuth2 redirect link to relative link #19646 Change OAuth2 redirect link to relative link @firlevapz
• Remove gradient header for themed instances #19669 Fix header gradient (by removing it) @earboxer
• Fix resharing of federated shares that were created out of links #19793 Fix resharing of federated shares that were created out of links @juliushaertl
• Fix filepicker list not being keyboard tabbable, ref #16494 #19807 Fix filepicker list not being keyboard tabbable, ref Accessibility: When trying to move or copy a file, I can no longer pick the destination folder #16494@jancborchardt
• Improved vcard photo handling #19901 Improved vcard photo handling @nickvergessen
• LDAP Group Backend optimizations #19919 LDAP Group Backend optimizations @blizzz
• Delete avatar if a user is deleted #19929 Delete avatar if a user is deleted @juliushaertl
• Add mindmap type file icon #19942 Add mindmap type file icon @ACTom
• Allow some apps to have root URLs in their own routing file #20114 Allow some apps to have root URLs in their own routing file @nickvergessen
• fix mail template #20118 Fix mail template @mkofahl
• Send coverage to codecov again #20198 Send coverage to codecov again @kesselb
• Add method to storage backends to get directory content with metadata #20232 Add method to storage backends to get directory content with metadata @icewind1991
• Provide the proper language to the mailer #20246 Provide the proper language to the mailer @rullzer
• Allow to navigate to others with access from the sidebar #20262 Allow to navigate to others with access from the sidebar @rullzer
• Allow to configure auto logout after browser inactivity #20298 Allow to configure auto logout after browser inactivity @juliushaertl
• Fix design and layout of notification mails #20380 Fix design and layout of notification mails @jancborchardt
• Allow to edit admin user #20381 Allow to edit admin user @GretaD
• Increase max-height on button in welcome email template #20447Fix"Set your password" text on button in welcome mail out of bounds #13287 - Increase max-height on button in welcome email template @liamjack
• Array offset error due to empty file versions array #20449FixTrying to access array offset on value of type bool at Storage.php #19066 - Array offset error due to empty file versions array @liamjack
• Always try and show pre rendered preview #20451 Always try and show pre rendered preview @exussum12
• do not advertise nulled userId for for systemwide credentials #20505 Do not advertise nulled userId for for systemwide credentials @blizzz
• activity#420 Add Calendar event proper formatting @tcitworld
• files_videoplayer#115 Add hotkeys support for the video player @KiritoStudio
• notifications#620 Allow to test push notifications @nickvergessen
• password_policy#101 Password expiration support @blizzz