Move \OCP\App to PSR-4

Cache shareManager

Move \OCP\Activity to PSR-4

Fix usages of OC\Log\Owncloud

Do not save the language as request lang for apps when we didn't find…

first call the post_login hooks, before we call getUserFolder.

Move comments, systemtags and updatenotifications to PSR-4

Move \OC\Share to PSR-4

Adds functionality to submit comment on ctrl+Enter

Add occ commands to enable and disable a user + a disabled user can n…

Allow login by email address

free up memory when releasing the last shared lock

Declare cron jobs in info.xml

Improve server container

Use a CappedCache in the user database backend

Move from OC_Log_XX to \OC\Log

The login process needs to be completed before we can safely create
the users home folder. For example we need to give encryption a chance
to initialize the users encryption keys in order to copy the skeleton
files correctly

Add locking to modifying operation of the OCS Share API

When running with a user database backend on large installations the
cache can grow to significant sizes. This can be especially problematic
when running big cron/repair jobs.